Sony WH-CH720N · BlackUK WHCH720NB.CE7 · Black- Manufacturer connection declarations
- PLUG (Gold-plated L-shaped stereo mini plug); INPUT(S) (Stereo Mini Jack); Bluetooth wirelessThis one: Bluetooth wireless
HEADPHONES
Sony WF-LS910N · Black
UK WFLS910NB.CE7 · Black
- Manufacturer acoustic construction
- Closed
- Manufacturer connection declarations
- Bluetooth wireless
Manufacturer specifications for Sony WF-LS910N, part WFLS910NB.CE7, listed by Sony UK.
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THE ACTUAL PRODUCT
Compare with Sony WH-CH720N · Black
Specifications checked 19 Oct 2026Manufacturer specifications, not a hands-on test.
The nearest checked headphones by key specifications, with what differs from the Sony WF-LS910N · Black. The first matches the Compare button above.
Sony WH-CH720N · BlackUK WHCH720NB.CE7 · Black
Sony WH-CH720N · BlueUK WHCH720NL.CE7 · Blue- Manufacturer connection declarations
- PLUG (Gold-plated L-shaped stereo mini plug); INPUT(S) (Stereo Mini Jack); Bluetooth wirelessThis one: Bluetooth wireless
Sony WH-CH720N · WhiteUK WHCH720NW.CE7 · White- Manufacturer connection declarations
- PLUG (Gold-plated L-shaped stereo mini plug); INPUT(S) (Stereo Mini Jack); Bluetooth wirelessThis one: Bluetooth wireless
Key strengths
The manufacturer identifies this exact regional configuration and supplies its own product image.
Before you buy
These are manufacturer claims. Unlisted capabilities remain unknown, and battery modes, headphone mass and separate charging-case measurements retain their source conditions.
Every specification. With its source.
Full specifications
Exact configuration: UK WFLS910NB.CE7 · Black
29 specifications in 6 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”.
Design & fit
8 items
- Manufacturer acoustic construction
- Closed
General Features / HEADPHONE TYPE: Closed
Source - Manufacturer wearing style
- Not listed by the manufacturer
Not listed by the manufacturer in the captured full model specifications and exact-variant declarations.
Source - Manufacturer headphone mass
- 4.9 g
Size & Weight / WEIGHT: Approx. 4.9 g x 2 (including earbud tips (M) ). Per earbud: the manufacturer repeats this gram quantity × 2 for the two earbuds; charging-case mass is separate. Original included-tip qualification remains attached.
Source - Manufacturer water-resistance declaration
- Yes (IPX4)
General Features / WATERPROOF: Yes (IPX4)
Source - COLOUR
- Pink Green White Black
Literal manufacturer model-column row: COLOUR: Pink Green White Black. These are model-wide finish options; the exact selected part’s finish is listed separately.
Source - Charging Case — WEIGHT
- Approx. 41 g
Literal manufacturer model-column row: Charging Case / WEIGHT: Approx. 41 g
Source - Charging Case — DIMENSION
- Approx. 47.2 x 47.2 x 32.6 mm
Literal manufacturer model-column row: Charging Case / DIMENSION: Approx. 47.2 x 47.2 x 32.6 mm
Source - Manufacturer finish
- Black
Exact selected manufacturer part’s finish, not every colour offered for the model.
Source
Connections & battery
10 items
- Manufacturer connection declarations
- Bluetooth wireless
Original analogue/USB inputs and Bluetooth version declarations remain separate. A connector does not establish every host protocol or a microphone path. Bluetooth® Specification / BLUETOOTH® VERSION: Bluetooth Specification Version 5.3 , Bluetooth Specification Version 5.3
Source - Manufacturer battery declarations and conditions
- BATTERY CHARGE TIME (Approx. 2 Hrs); BATTERY CHARGE METHOD (USB charge (with case)); BATTERY LIFE(CONTINUOUS MUSIC PLAYBACK TIME) (Max. 5.5 hrs (NC ON) / Max. 8 hrs (NC OFF)); BATTERY LIFE(CONTINUOUS COMMUNICATION TIME) (Max. 4 hrs (NC ON) / Max. 4 hrs (NC OFF)); BATTERY LIFE(WAITING TIME) (Max. 6.5 hrs (NC ON) / Max. 14 hrs (NC OFF))
Music playback, communication, waiting, charging and NC modes retain their separate source labels. A communication figure is not music-playback endurance; charging-case endurance is separate. Battery / BATTERY CHARGE TIME: Approx. 2 Hrs; Battery / BATTERY CHARGE METHOD: USB charge (with case); Battery / BATTERY LIFE(CONTINUOUS MUSIC PLAYBACK TIME): Max. 5.5 hrs (NC ON) / Max. 8 hrs (NC OFF); Battery / BATTERY LIFE(CONTINUOUS COMMUNICATION TIME): Max. 4 hrs (NC ON) / Max. 4 hrs (NC OFF); Battery / BATTERY LIFE(WAITING TIME): Max. 6.5 hrs (NC ON) / Max. 14 hrs (NC OFF)
Source - Manufacturer-listed Bluetooth audio formats
- SBC, AAC, LDAC, LC3
Bluetooth® Specification / SUPPORTED AUDIO FORMAT(S): SBC, AAC, LDAC, LC3
Source - Manufacturer-listed Bluetooth profiles
- A2DP, AVRCP, HFP, HSP, TMAP, CSIP, MCP, VCP, CCP
Bluetooth® Specification / PROFILE: A2DP, AVRCP, HFP, HSP, TMAP, CSIP, MCP, VCP, CCP
Source - Manufacturer Bluetooth version
- Bluetooth Specification Version 5.3, Bluetooth Specification Version 5.3
Bluetooth® Specification / BLUETOOTH® VERSION: Bluetooth Specification Version 5.3 , Bluetooth Specification Version 5.3. A version alone does not establish every optional protocol or host feature.
Source - Manufacturer multipoint support
- Yes
General Features / MULTIPOINT CONNECTION: Yes
Source - Bluetooth® Specification — EFFECTIVE RANGE
- 10m
Literal manufacturer model-column row: Bluetooth® Specification / EFFECTIVE RANGE: 10m
Source - Bluetooth® Specification — FREQUENCY RANGE
- 2.4 GHz band (2.400 0 GHz - 2.483 5 GHz)
Literal manufacturer model-column row: Bluetooth® Specification / FREQUENCY RANGE: 2.4 GHz band (2.400 0 GHz - 2.483 5 GHz)
Source - Bluetooth® Specification — SUPPORTED CONTENT PROTECTION
- SCMS-T
Literal manufacturer model-column row: Bluetooth® Specification / SUPPORTED CONTENT PROTECTION: SCMS-T
Source - Charging Case — BATTERY CHARGE TIME
- Approx. 3 Hrs (USB charging)
Literal manufacturer model-column row: Charging Case / BATTERY CHARGE TIME: Approx. 3 Hrs (USB charging)
Source
Audio specifications
3 items
- Bluetooth frequency-response conditions
- 20 Hz - 20,000 Hz (44.1 kHz sampling) / 20 Hz - 40,000 Hz (LDAC 96 kHz sampling 990 kbps)
General Features / FREQUENCY RESPONSE(BLUETOOTH® COMMUNICATION): 20 Hz - 20,000 Hz (44.1 kHz sampling) / 20 Hz - 40,000 Hz (LDAC 96 kHz sampling 990 kbps)
Source - Manufacturer driver diameter
- 8.4 mm
General Features / DRIVER UNIT: 8.4 mm. A driver diameter is not a sound-quality score.
Source - General Features — DSEE Extreme
- Yes
Literal manufacturer model-column row: General Features / DSEE Extreme: Yes
Source
Calls & noise control
6 items
- Active noise cancellation
- Not listed by the manufacturer
Not listed by the manufacturer in the captured full model specifications and exact-variant declarations.
Source - Microphone
- Not listed by the manufacturer
Not listed by the manufacturer in the captured full model specifications and exact-variant declarations.
Source - General Features — AMBIENT SOUND MODE
- Yes
Literal manufacturer model-column row: General Features / AMBIENT SOUND MODE: Yes
Source - Noise Cancelling — PERSONAL NC OPTIMIZER
- Yes
Literal manufacturer model-column row: Noise Cancelling / PERSONAL NC OPTIMIZER: Yes
Source - Noise Cancelling — AMBIENT SOUND MODE
- Yes
Literal manufacturer model-column row: Noise Cancelling / AMBIENT SOUND MODE: Yes
Source - Noise Cancelling — AUTO AMBIENT SOUND
- Yes
Literal manufacturer model-column row: Noise Cancelling / AUTO AMBIENT SOUND: Yes
Source
Software & controls
1 item
- General Features — VOLUME CONTROL
- Yes
Literal manufacturer model-column row: General Features / VOLUME CONTROL: Yes
Source
In the box
1 item
- Summary — WHAT'S IN THE BOX
- Charging Case Earbuds Reference Guide (New) USB Cable Warranty Card
Literal manufacturer model-column row: Summary / WHAT'S IN THE BOX: Charging Case Earbuds Reference Guide (New) USB Cable Warranty Card
Source
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