Sony WH-XB910N Help Guide - Page 112

The available operating time is short the duration of the battery is short.

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Help Guide Wireless Noise Canceling Stereo Headset WH-XB910N The available operating time is short (the duration of the battery is short). When the Equalizer or DSEE function is used, the available operating time of the headset will be shorter. If the headset is not used for a long time, the rechargeable battery usage hours may be reduced. However, the battery life will improve after charging and discharging several times. If you store the headset for a long time, charge the battery once every 6 months to avoid over-discharge. It is recommended to charge in a place with an ambient temperature between 15 °C and 35 °C (59 °F - 95 °F). Efficient charging may not be possible beyond this range. If the problem persists, consult your nearest Sony dealer. If the usage hours of the built-in rechargeable battery decrease significantly, the battery should be replaced. Consult your nearest Sony dealer to replace the rechargeable battery. Related Topic Available operating time 5-031-015-11(2) Copyright 2021 Sony Corporation 112

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Help Guide
Wireless Noise Canceling Stereo Headset
WH-XB910N
The available operating time is short (the duration of the battery is short).
When the Equalizer or DSEE function is used, the available operating time of the headset will be shorter.
If the headset is not used for a long time, the rechargeable battery usage hours may be reduced. However, the
battery life will improve after charging and discharging several times. If you store the headset for a long time, charge
the battery once every 6 months to avoid over-discharge.
It is recommended to charge in a place with an ambient temperature between 15 °C and 35 °C (59 °F - 95 °F).
Efficient charging may not be possible beyond this range. If the problem persists, consult your nearest Sony dealer.
If the usage hours of the built-in rechargeable battery decrease significantly, the battery should be replaced. Consult
your nearest Sony dealer to replace the rechargeable battery.
Related Topic
Available operating time
5-031-015-11(2) Copyright 2021 Sony Corporation
112