HEADPHONES · YOUR NEXT FACE-OFF

Sennheiser ACCENTUM Wireless vs Beyerdynamic DT 275 PRO

Real specs. Clear sources.Exact models · UK & US buying links

Compared products

YOUR FIRST CHOICE

Sennheiser ACCENTUM Wireless

700174 · Black · model ACAEBT

Full product profile Official image

Exact model & source notes

The ACCENTUM Wireless (article 700174, black) is Sennheiser's closed-back, around-ear Bluetooth 5.2 headphone with hybrid noise cancellation, a Transparency Mode, a 37 mm dynamic driver and a rated 50 hours of playback with ANC on. Sennheiser's app adds a 5-band equalizer and sound modes such as Bass Boost and Podcast. Wired listening is over USB-C from a computer or mobile device.

Specifications checked 26 Sept 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

WHAT DIFFERS

Active noise cancellationYesNo

Driver construction37 mm dynamic transducerDynamic

Rated total harmonic distortion<0.3% at 1 kHz, 100 dB SPL<0.04%

3 of 11 verified differences, in the order listed below. Not a rating.

See the 11 verified differences

THE CONTENDER

Beyerdynamic DT 275 PRO

1002666 · 45 ohm · wired on-ear

Full product profile Official image

Exact model & source notes

The DT 275 PRO (article 1002666) is beyerdynamic's compact, closed-back on-ear wired monitoring headphone for video shoots, live sound, DJ cueing and mobile monitoring. It has a 45-ohm dynamic driver, rated 22 dBA of passive attenuation, sweat-resistant leatherette pads, swivelling ear cups and a detachable locking cable that plugs into either side. It weighs 195 g without the cable.

Specifications checked 27 Sept 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

Sennheiser ACCENTUM Wireless UK & US retailers

UK & US price history: no verified listing yet

Beyerdynamic DT 275 PRO UK & US retailers

UK & US price history: no verified listing yet

Search links open retailer results, not a matched listing; eBay listings are checked daily. As an Amazon Associate I earn from qualifying purchases. As an eBay Partner, we may be compensated if you make a purchase.

THE DIFFERENCES, MADE VISIBLE

Visual facts

Differences first. Select a topic for its graphic, sources and conditions.

How to read this comparison

Manufacturer facts for the exact models shown. Not a quality rating or a test result.
“Different” means the known values differ, not that one is better.
Missing or conflicting evidence is marked and never counts as a difference. Source chips hold each fact’s sources and conditions.

FEATURES SIDE BY SIDE6 topics

Yes and No describe the listed feature. Missing evidence stays unverified.

SELECTED TOPIC

01 / 06

Microphone

A built-in microphone matters for calls and voice chat. An audio-only headphone connection does not supply a microphone channel.

Sennheiser ACCENTUM WirelessYes

Manufacturer specification · Two MEMS beamforming speech microphones.

Source 1 Source 2

Beyerdynamic DT 275 PRONo

Manufacturer specification · The page lists 'Without Remote'; no microphone is listed in the specifications or accessories.

Source 1 Source 2

Choose your must-haves

Start with your listening environment. Open and closed earcups suit different surroundings. A closed back is not the same as active noise cancellation. Check the exact cable and headphone output. We do not turn impedance, driver size or unpaired lab results into a sound-quality score.

WHAT CHANGES BETWEEN THEM?

Key differences

Full specifications ↓

11 verified differences, most decision-relevant first. 1 is also drawn in Visual facts above. Missing information stays separate.

Wired / wireless connections

Sennheiser ACCENTUM WirelessBluetooth 5.2 (SBC, AAC, aptX HD); USB-C for charging, calls and streaming from a PC/Mac/mobile device

Beyerdynamic DT 275 PROWired; detachable, locking 1.5 m special cable (coiled and straight sections) with gold-plated 3.5 mm plug, connectable to the left or right ear cup; 6.35 mm (1/4-inch) adapter included

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification · The manual's product overview and box list include no analogue audio socket or cable.

Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

Manufacturer specification · beyerdynamic says the DJ 300 PRO X cable is fully compatible.

beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Check the exact configuration and source conditions for your use.

Active noise cancellation

Sennheiser ACCENTUM WirelessYes

Beyerdynamic DT 275 PRONo

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification · Hybrid ANC.

Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

Manufacturer specification · Isolation is passive (rated 22 dBA); no active noise cancellation is listed.

beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Check the exact configuration and source conditions for your use.

Microphone

In Visual facts

Sennheiser ACCENTUM WirelessYes

Beyerdynamic DT 275 PRONo

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification · Two MEMS beamforming speech microphones.

Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

Manufacturer specification · The page lists 'Without Remote'; no microphone is listed in the specifications or accessories.

beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Check the exact configuration and source conditions for your use.

Battery life

Sennheiser ACCENTUM WirelessUp to 50 hours of Bluetooth music playback with ANC on; approx. 3 hours to charge fully, with 10 minutes giving up to 5 hours

Beyerdynamic DT 275 PRONot required: passive wired headphones powered by the audio source

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification · Sennheiser's test condition on the UK page: iPhone at medium volume. Built-in 800 mAh battery.

Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

Manufacturer specification · Passive headphones with no battery or charging.

beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Manufacturer claims for the stated mode and equipment. Read each test condition; this is not measured everyday battery life.

Driver construction

Sennheiser ACCENTUM Wireless37 mm dynamic transducer

Beyerdynamic DT 275 PRODynamic

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification

Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

Manufacturer specification · Driver diameter is not published in the sources read.

beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Check whether the diameter describes the complete transducer or only its diaphragm. Different labels and driver sizes do not establish better sound.

Wearing style

Sennheiser ACCENTUM WirelessOver-ear (circumaural), closed-back wireless headphones

Beyerdynamic DT 275 PROOn-ear (supra-aural), closed-back wired monitoring headphones

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification

Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

Manufacturer specification

beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Check the exact configuration and source conditions for your use.

Show 5 more verified differences

Rated total harmonic distortion

Sennheiser ACCENTUM Wireless<0.3% at 1 kHz, 100 dB SPL

Beyerdynamic DT 275 PRO<0.04%

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification

Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

Manufacturer specification · No test level or frequency is stated.

beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

These published limits can use different input voltages, loudness levels and standards. They cannot establish lower distortion in matched listening conditions.

Rated frequency range

Sennheiser ACCENTUM Wireless10–22,000 Hz (−10 dB)

Beyerdynamic DT 275 PRO5–24,000 Hz

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification

Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

Manufacturer specification

beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Range endpoints need their stated threshold. They do not describe response flatness or prove better bass, detail or sound quality.

In the box

Sennheiser ACCENTUM WirelessHeadphones, USB-C to USB-A cable (approx. 1.2 m), quick guide, safety guide, compliance sheet

Beyerdynamic DT 275 PROHeadphones with 1.5 m detachable special cable and a 6.35 mm (1/4-inch) jack adapter

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification · No carry case or analogue cable is listed.

Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

Manufacturer specification · beyerdynamic's sheet combines supplied accessories and replacement parts in one list; the FAQ confirms the adapter is included.

beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Check the exact configuration and source conditions for your use.

Rated sensitivity

Sennheiser ACCENTUM Wireless106 dB SPL (1 kHz, 0 dBFS)

Beyerdynamic DT 275 PRO105 dB SPL at 1 mW / 500 Hz; 119 dB SPL at 1 V / 500 Hz

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification · Digital full-scale reference; not comparable with passive headphones' dB/mW or dB/V ratings.

Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

Manufacturer specification · Two references are given: per 1 mW and per 1 V, both at 500 Hz.

beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Keep the frequency and voltage or power reference attached. Sensitivity describes output for an input, not sound quality; dB/V and dB/mW are different measures.

Weight

Sennheiser ACCENTUM Wireless222 g

Beyerdynamic DT 275 PRO195 g

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification · Approximate, headphones only; no cable-inclusive figure is published.

Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

Manufacturer specification · Without connecting cable.

beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

A size or weight trade-off; it does not establish the better product.

Missing or non-comparable evidence (17)

Nominal impedance

Sennheiser ACCENTUM WirelessNot verified

Beyerdynamic DT 275 PRO45 ohm

Sources

Sennheiser ACCENTUM Wireless

No source recorded for this side.

Beyerdynamic DT 275 PRO

Manufacturer specification

beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Evidence is missing or conflicting on at least one side. This is not a verified difference.

App sound controls

Sennheiser ACCENTUM WirelessSennheiser Smart Control app: built-in 5-band equalizer and sound modes such as Bass Boost and Podcast mode; the page also promotes Sound Personalization in the Smart Control Plus app

Beyerdynamic DT 275 PRONot verified

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification · Requires the Sennheiser app on a smartphone connected over Bluetooth. The manual also uses the app for firmware updates.

Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Battery

Sennheiser ACCENTUM WirelessBuilt-in lithium-ion, 3.7 V, 800 mAh, 2.96 Wh

Beyerdynamic DT 275 PRONot verified

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification

Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Bluetooth codecs

Sennheiser ACCENTUM WirelessSBC, AAC, aptX HD

Beyerdynamic DT 275 PRONot verified

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification · The UK product page additionally lists standard aptX and the mSBC/CVSD call codecs.

Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Cable arrangement

Sennheiser ACCENTUM WirelessNot verified

Beyerdynamic DT 275 PRODetachable, single-sided locking cable that can be connected to either ear cup; decoupled cable design

Sources

Sennheiser ACCENTUM Wireless

No source recorded for this side.

Beyerdynamic DT 275 PRO

Manufacturer specification

beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Cable length

Sennheiser ACCENTUM WirelessNot verified

Beyerdynamic DT 275 PRO1.5 m

Sources

Sennheiser ACCENTUM Wireless

No source recorded for this side.

Beyerdynamic DT 275 PRO

Manufacturer specification · Special cable with coiled and straight sections.

beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Charging

Sennheiser ACCENTUM WirelessUSB-C, 5 V up to 700 mA; approx. 3 hours for a full charge

Beyerdynamic DT 275 PRONot verified

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification

Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Supplied plug and adapter

Sennheiser ACCENTUM WirelessNot verified

Beyerdynamic DT 275 PROGold-plated 3.5 mm stereo jack with 6.35 mm (1/4-inch) adapter; locking bayonet connector at the headphone end

Sources

Sennheiser ACCENTUM Wireless

No source recorded for this side.

Beyerdynamic DT 275 PRO

Manufacturer specification

beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Earpads

Sennheiser ACCENTUM WirelessNot verified

Beyerdynamic DT 275 PROSoft, sweat-resistant leatherette; replaceable

Sources

Sennheiser ACCENTUM Wireless

No source recorded for this side.

Beyerdynamic DT 275 PRO

Manufacturer specification

beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Headband pressure

Sennheiser ACCENTUM WirelessNot verified

Beyerdynamic DT 275 PRO4.3 N

Sources

Sennheiser ACCENTUM Wireless

No source recorded for this side.

Beyerdynamic DT 275 PRO

Manufacturer specification

beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Construction

Sennheiser ACCENTUM WirelessNot verified

Beyerdynamic DT 275 PROCompact on-ear design with swivelling/rotating ear cups

Sources

Sennheiser ACCENTUM Wireless

No source recorded for this side.

Beyerdynamic DT 275 PRO

Manufacturer specification

beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Simultaneous Bluetooth connections

Sennheiser ACCENTUM Wireless2

Beyerdynamic DT 275 PRONot verified

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification

Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Operating temperature

Sennheiser ACCENTUM Wireless0 °C to +40 °C

Beyerdynamic DT 275 PRONot verified

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification

Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Ambient noise attenuation

Sennheiser ACCENTUM WirelessNot verified

Beyerdynamic DT 275 PRO22 dBA

Sources

Sennheiser ACCENTUM Wireless

No source recorded for this side.

Beyerdynamic DT 275 PRO

Manufacturer specification · Passive attenuation rated by beyerdynamic.

beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Maximum input power

Sennheiser ACCENTUM WirelessNot verified

Beyerdynamic DT 275 PRO100 mW short-term

Sources

Sennheiser ACCENTUM Wireless

No source recorded for this side.

Beyerdynamic DT 275 PRO

Manufacturer specification

beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Serviceability

Sennheiser ACCENTUM WirelessNot verified

Beyerdynamic DT 275 PROReplaceable ear pads, headband pad and cable; spare part numbers published

Sources

Sennheiser ACCENTUM Wireless

No source recorded for this side.

Beyerdynamic DT 275 PRO

Manufacturer specification

beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Transparency (ambient) mode

Sennheiser ACCENTUM WirelessYes

Beyerdynamic DT 275 PRONot verified

Sources

Sennheiser ACCENTUM Wireless

Manufacturer specification · Switched with the main button; the manual states it is not possible when making phone calls.

Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual

Beyerdynamic DT 275 PRO

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

1 shared field has the same recorded value.

YOUR HEADPHONES. YOUR RULES.

Check against your must-haves

Feature matching for the features you select. It doesn’t rate sound or comfort.

Start with your listening setup.

Choose a starting point, then fine-tune your must-haves.

FINE-TUNE THE DETAILS

Your essentials.

These shortcuts select the features shown above. Check the fit against your own equipment and listening space.

A feature match describes the selected requirements. It doesn’t rate sound or comfort.

Open-back designFor a quiet listening spaceClosed-back designAn enclosed outer earcupDetachable cableUnplug the cable at the headphonesBuilt-in microphoneFor calls and voice chatActive noise cancellationNot the same as a closed back

YOUR CHOICE

Sennheiser ACCENTUM Wireless

Select a feature to check your fit.

YOUR CHOICE

Beyerdynamic DT 275 PRO

Select a feature to check your fit.

Feature matching, not a sound-quality score. The specification table links to the evidence for each feature.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

Sennheiser ACCENTUM Wireless

What it brings

Sennheiser rates up to 50 hours of Bluetooth playback with ANC on, about 3 hours for a full charge and up to 5 hours from 10 minutes of charging.
Manufacturer source Manufacturer source
It supports aptX HD alongside AAC and SBC, and keeps two Bluetooth devices connected at once.
Manufacturer source
USB-C doubles as a digital audio input from a Mac, PC or mobile device, charging the headphones while it plays.
Manufacturer source

What to check

The documentation lists no analogue headphone socket or cable, so sources without Bluetooth or USB audio cannot be used directly.
Manufacturer source
The box contains only the headphones, a USB cable and paperwork; no carry case is listed.
Manufacturer source
Its 106 dB sensitivity is quoted against digital full scale and is not comparable with passive headphones' ratings.
Manufacturer source Manufacturer source

Beyerdynamic DT 275 PRO

What it brings

beyerdynamic rates 22 dBA of passive ambient-noise attenuation and a sensitivity of 105 dB SPL at 1 mW, for monitoring in loud environments.
Manufacturer source Manufacturer source
The cable locks with a bayonet connector, attaches to either ear cup and is compatible with the DJ 300 PRO X cable; ear pads, headband pad and cable are replaceable.
Manufacturer source Manufacturer source
At 195 g without the cable, with swivelling ear cups, it is compact to pack.
Manufacturer source Manufacturer source

What to check

The on-ear pads rest on the ears rather than around them; beyerdynamic positions it for control rather than studio-style comfort.
Manufacturer source Manufacturer source
There is no microphone or remote, and beyerdynamic does not publish the driver diameter.
Manufacturer source Manufacturer source

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

29 of 29 specifications Sources in each row

Source-backed specifications for Sennheiser ACCENTUM Wireless and Beyerdynamic DT 275 PRO
Specification	Sennheiser ACCENTUM Wireless	Beyerdynamic DT 275 PRO

Wearing styleDifferent Sources Sennheiser ACCENTUM Wireless Manufacturer specification Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO Manufacturer specification beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Over-ear (circumaural), closed-back wireless headphones	On-ear (supra-aural), closed-back wired monitoring headphones
WeightDifferent Sources Sennheiser ACCENTUM Wireless Manufacturer specification · Approximate, headphones only; no cable-inclusive figure is published. Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO Manufacturer specification · Without connecting cable. beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	222 g	195 g
Acoustic design Sources Sennheiser ACCENTUM Wireless Manufacturer specification Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO Manufacturer specification beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Closed-back	Closed-back
Headband pressure Sources Sennheiser ACCENTUM Wireless No source recorded. Beyerdynamic DT 275 PRO Manufacturer specification beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Not provided	4.3 N
Earpads Sources Sennheiser ACCENTUM Wireless No source recorded. Beyerdynamic DT 275 PRO Manufacturer specification beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Not provided	Soft, sweat-resistant leatherette; replaceable
Serviceability Sources Sennheiser ACCENTUM Wireless No source recorded. Beyerdynamic DT 275 PRO Manufacturer specification beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Not provided	Replaceable ear pads, headband pad and cable; spare part numbers published
Construction Sources Sennheiser ACCENTUM Wireless No source recorded. Beyerdynamic DT 275 PRO Manufacturer specification beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Not provided	Compact on-ear design with swivelling/rotating ear cups

Wired / wireless connectionsDifferent Sources Sennheiser ACCENTUM Wireless Manufacturer specification · The manual's product overview and box list include no analogue audio socket or cable. Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO Manufacturer specification · beyerdynamic says the DJ 300 PRO X cable is fully compatible. beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Bluetooth 5.2 (SBC, AAC, aptX HD); USB-C for charging, calls and streaming from a PC/Mac/mobile device	Wired; detachable, locking 1.5 m special cable (coiled and straight sections) with gold-plated 3.5 mm plug, connectable to the left or right ear cup; 6.35 mm (1/4-inch) adapter included
Battery lifeDifferent Sources Sennheiser ACCENTUM Wireless Manufacturer specification · Sennheiser's test condition on the UK page: iPhone at medium volume. Built-in 800 mAh battery. Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO Manufacturer specification · Passive headphones with no battery or charging. beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Up to 50 hours of Bluetooth music playback with ANC on; approx. 3 hours to charge fully, with 10 minutes giving up to 5 hours	Not required: passive wired headphones powered by the audio source
Bluetooth codecs Sources Sennheiser ACCENTUM Wireless Manufacturer specification · The UK product page additionally lists standard aptX and the mSBC/CVSD call codecs. Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO No source recorded.	SBC, AAC, aptX HD	Not provided
Simultaneous Bluetooth connections Sources Sennheiser ACCENTUM Wireless Manufacturer specification Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO No source recorded.	2	Not provided
Charging Sources Sennheiser ACCENTUM Wireless Manufacturer specification Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO No source recorded.	USB-C, 5 V up to 700 mA; approx. 3 hours for a full charge	Not provided
Battery Sources Sennheiser ACCENTUM Wireless Manufacturer specification Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO No source recorded.	Built-in lithium-ion, 3.7 V, 800 mAh, 2.96 Wh	Not provided
Supplied plug and adapter Sources Sennheiser ACCENTUM Wireless No source recorded. Beyerdynamic DT 275 PRO Manufacturer specification beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Not provided	Gold-plated 3.5 mm stereo jack with 6.35 mm (1/4-inch) adapter; locking bayonet connector at the headphone end
Cable arrangement Sources Sennheiser ACCENTUM Wireless No source recorded. Beyerdynamic DT 275 PRO Manufacturer specification beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Not provided	Detachable, single-sided locking cable that can be connected to either ear cup; decoupled cable design
Cable length Sources Sennheiser ACCENTUM Wireless No source recorded. Beyerdynamic DT 275 PRO Manufacturer specification · Special cable with coiled and straight sections. beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Not provided	1.5 m

Driver constructionDifferent Sources Sennheiser ACCENTUM Wireless Manufacturer specification Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO Manufacturer specification · Driver diameter is not published in the sources read. beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	37 mm dynamic transducer	Dynamic
Rated frequency rangeDifferent Sources Sennheiser ACCENTUM Wireless Manufacturer specification Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO Manufacturer specification beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	10–22,000 Hz (−10 dB)	5–24,000 Hz
Rated sensitivityDifferent Sources Sennheiser ACCENTUM Wireless Manufacturer specification · Digital full-scale reference; not comparable with passive headphones' dB/mW or dB/V ratings. Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO Manufacturer specification · Two references are given: per 1 mW and per 1 V, both at 500 Hz. beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	106 dB SPL (1 kHz, 0 dBFS)	105 dB SPL at 1 mW / 500 Hz; 119 dB SPL at 1 V / 500 Hz
Rated total harmonic distortionDifferent Sources Sennheiser ACCENTUM Wireless Manufacturer specification Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO Manufacturer specification · No test level or frequency is stated. beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	<0.3% at 1 kHz, 100 dB SPL	<0.04%
Nominal impedance Sources Sennheiser ACCENTUM Wireless No source recorded. Beyerdynamic DT 275 PRO Manufacturer specification beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Not provided	45 ohm
Maximum input power Sources Sennheiser ACCENTUM Wireless No source recorded. Beyerdynamic DT 275 PRO Manufacturer specification beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Not provided	100 mW short-term

MicrophoneDifferent Sources Sennheiser ACCENTUM Wireless Manufacturer specification · Two MEMS beamforming speech microphones. Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO Manufacturer specification · The page lists 'Without Remote'; no microphone is listed in the specifications or accessories. beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Yes	No
Active noise cancellationDifferent Sources Sennheiser ACCENTUM Wireless Manufacturer specification · Hybrid ANC. Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO Manufacturer specification · Isolation is passive (rated 22 dBA); no active noise cancellation is listed. beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Yes	No
Transparency (ambient) mode Sources Sennheiser ACCENTUM Wireless Manufacturer specification · Switched with the main button; the manual states it is not possible when making phone calls. Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO No source recorded.	Yes	Not provided
Ambient noise attenuation Sources Sennheiser ACCENTUM Wireless No source recorded. Beyerdynamic DT 275 PRO Manufacturer specification · Passive attenuation rated by beyerdynamic. beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Not provided	22 dBA

App sound controls Sources Sennheiser ACCENTUM Wireless Manufacturer specification · Requires the Sennheiser app on a smartphone connected over Bluetooth. The manual also uses the app for firmware updates. Sennheiser ACCENTUM Wireless — official UK product page and specifications Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO No source recorded.	Sennheiser Smart Control app: built-in 5-band equalizer and sound modes such as Bass Boost and Podcast mode; the page also promotes Sound Personalization in the Smart Control Plus app	Not provided

In the boxDifferent Sources Sennheiser ACCENTUM Wireless Manufacturer specification · No carry case or analogue cable is listed. Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO Manufacturer specification · beyerdynamic's sheet combines supplied accessories and replacement parts in one list; the FAQ confirms the adapter is included. beyerdynamic DT 275 PRO — global product page and technical data beyerdynamic DT 275 PRO — English specification sheet (E1, 06.26)	Headphones, USB-C to USB-A cable (approx. 1.2 m), quick guide, safety guide, compliance sheet	Headphones with 1.5 m detachable special cable and a 6.35 mm (1/4-inch) jack adapter

Operating temperature Sources Sennheiser ACCENTUM Wireless Manufacturer specification Sennheiser ACCENTUM Wireless (ACAEBT) — instruction manual Beyerdynamic DT 275 PRO No source recorded.	0 °C to +40 °C	Not provided

First product manufacturer source Second product manufacturer source

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Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.