The Bluetooth Wireless Communication Range Is Short, Or The Sound Skips - Sony WH-XB900N Help Manual

Help Guide
Wireless Noise Canceling Stereo Headset
WH-XB900N

The Bluetooth wireless communication range is short, or the sound skips.

Set the headset to "Priority on stable connection" mode. For details, see
Remove any obstacles between the antenna of the connecting Bluetooth device and the built-in antenna of the
headset. The antenna of the headset is built into the part shown in the dotted line below.
A: Location of the built-in antenna
Bluetooth communications may be disabled, or noise or audio dropout may occur under the following conditions.
When there is a human body between the headset and the Bluetooth device
Put the Bluetooth device in the same direction as the antenna of the headset to improve the Bluetooth
communications.
There is an obstacle, such as metal or a wall, between the headset and the Bluetooth device.
In places with wireless LAN, where a microwave oven is used, electromagnetic waves are generated, etc.
The situation may be improved by changing the wireless playback quality settings or fixing the wireless playback
mode to SBC on the transmitting device. For details, refer to the operating instructions supplied with the transmitting
device.
Because Bluetooth devices and Wi-Fi (IEEE802.11b/g/n) use the same frequency band (2.4 GHz), microwave
interference may occur and result in noise, audio dropouts, or communications being disabled if this headset is used
near a Wi-Fi device. In such a case, perform the following steps.
Use this headset at least 10 m (30 feet) away from the Wi-Fi device.
If this headset is used within 10 m (30 feet) of a Wi-Fi device, turn off the Wi-Fi device.
Use this headset and the Bluetooth device as near to each other as possible.
If you are listening to music with your smartphone, the situation may be improved by shutting down unnecessary
apps or restarting your smartphone.
Related Topic
About the sound quality mode
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"About the sound quality mode".