Sony WF-1000XM4 User Manual

Help Guide
Wireless Noise Canceling Stereo Headset
WF-1000XM4
Charging cannot be done even if the charging case is connected to a computer.
Check that the supplied USB Type-C cable is properly connected to the USB port of the computer.
Check that the charging case and the computer are directly connected, not via a USB hub.
There may be a problem with the USB port of the connected computer. Try connecting to another USB port on the
computer if one is available.
Restart the computer and try the USB connection procedure again in cases other than those stated above.
Related Topic
Resetting the headset
Initializing the headset to restore factory settings
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Sony WF-1000XM4 Specifications

General

Driver unit	6 mm
Magnet type	Neodymium
Ear coupling	Intraaural
Control type	Touch
Headset type	Binaural
Product type	Headset
Product color	Black
Wearing style	In-ear
Recommended usage	Calls/Music
International Protection (IP) code	IPX4
Microphone type	Built-in
Microphone direction type	Omnidirectional
Battery type	Built-in battery
Charging source	USB
Battery recharge time	1.5 h
Continuous audio playback time	8 h
Continuous audio playback time (without ANC)	12 h
USB connector	USB Type-C
Frequency band	2.4 GHz
3.5 mm connector	No
Bluetooth version	5.2
Bluetooth profiles	A2DP, AVRCP, HFP, HSP
Connectivity technology	True Wireless Stereo (TWS)
Charging case type	Wired & Wireless
Package width	94 mm
Package height	86 mm
Package weight	150 g
Battery life	480 min

Weight and Dimensions

Charging case weight	41 g
Left earpiece weight	7.3 g
Charging case dimensions (W x D x H)	40 x 67 x 30 mm