|Size & Weight|
|Weight||Approx. 240 g|
|Headphone Type||Closed, Dynamic|
|Driver Unit||40 mm, Dome|
|Impedance (Ohm)||22 ohms (when connecting via the headphone cable with the unit turned on), 48 ohm (at 1 kHz) (when connecting via the headphone cable with the unit turned off)|
|Frequency Response (Active Operation)||20 Hz–20,000 Hz6|
|Frequency Response (Bluetooth® Communication)||20 Hz–20,000 Hz (44.1 kHz Sampling)6|
97 dB/mW (at 1 kHz)
(when connecting via the headphone cable with the unit turned on), 98 dB/mW (at 1 kHz) (when connecting via the headphone cable with the unit turned off)
|Cord Type||Detachable Single-sided type|
|Cord Length||Approx. 1.2 m (supplied headphone cable)|
|Plug||L-shaped stereo mini plug (supplied headphone cable)|
|Input(s)||USB (Micro), Stereo Mini Jack|
|Battery Charge Time||Approx. 7 hrs7|
|Battery Charge Method||USB|
|Battery Life (continuous music playback time)||Max 35 hrs (BT NC)|
|Battery Life (Waiting Time)||Max 200 hrs (BT: ON/Noise Cancelling: OFF)|
|Bluetooth® version||Version 4.1|
|Effective Range||Line of sight approx. 10 m (30 ft)|
|Frequency Range||2.4GHz band|
|Profile||A2DP, AVRCP, HFP, HSP|
|Supported Audio Format(s)||SBC, AAC, aptX, aptX HD|
|Supported Content Protection||SCMS-T|
|Noise Cancelling ON/OFF Switch||Yes|
|Automatic AI Noise Cancelling||Yes|
|Personal NC Optimizer||No|
|Atmospheric Pressure Optimizing||No|
|Ambient Sound Mode||No|
Colours may vary between regions and countries.
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Voice assist function compatible with Android smartphone (Google App) or iPhone (Siri). Bluetooth® connection required.
© 2017 Sony Electronics, Inc. All rights reserved. Reproduction in whole or in part without written permission is prohibited. Sony and the Sony logo are registered trademarks of Sony Corporation. Bluetooth and the Bluetooth logo are trademarks of Bluetooth SIG, Inc. All other trademarks are trademarks of their respective owners. Features and specifications are subject to change without notice.
The WH-CH700N Wireless Noise-Canceling Headphones are made for hours of listening on the move. One Push Artificial Intelligence Noise Canceling (AINC) adjusts to your environment, so you can eliminate unwanted noise as you travel.
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