Sony WH-CH400 User Manual

Help Guide
Wireless Stereo Headset
WH-CH400
Disconnecting the smartphone by one touch (NFC)
You can disconnect the headset from the connected smartphone by touching the headset with it.
Note
After the headset is disconnected from the smartphone, if no operation is performed for about 5 minutes, the headset turns off
automatically. To turn off the headset before that, press and hold the
button for about 2 seconds. You hear voice guidance,
the indicator (blue) turns off, and the headset turns off.
4-730-303-11(2) Copyright 2018 Sony Corporation
Unlock the screen of the smartphone if it is locked.
1
Touch the headset with the smartphone.
Touch the N-Mark on the headset with the smartphone. You hear voice guidance “BLUETOOTH disconnected”.
2
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Sony WH-CH400 Specifications

General

Driver type	Dynamic
Driver unit	25 mm
Magnet type	Neodymium
Ear coupling	Supraaural
Headphone frequency	20 - 20000 Hz
Cables included	Micro-USB
Bluetooth	Yes
6.35 mm connector	No
Bluetooth version	4.2
Bluetooth profiles	A2DP, AVRCP, HFP
Connectivity technology	Wireless
Battery recharge time	4.5 h
Continuous audio playback time	20 h
Microphone direction type	Omnidirectional
Number of products included	1 pc(s)
Headset type	Binaural
Product type	Headset
Product color	Black
Wearing style	Head-band
Audio formats supported	AAC, SBC