Bluetooth Connection - Sony MDR-ZX220BT Help Manual

The remaining battery charge of the headset is not displayed on the screen
of an iPhone, iPad, or iPod touch.
Sound .............................................................................................................................................
No sound ................................................................................................................................
Low sound level ......................................................................................................................
Low sound quality
Sound skips frequently during playback.
Pairing ............................................................................................................................................
Pairing cannot be done.
One-touch connection (NFC)
Unable to connect the headset to a BLUETOOTH device with one-touch
connection (NFC) ...................................................................................................................

BLUETOOTH connection

Unable to make a BLUETOOTH connection
Distorted sound ......................................................................................................................
The BLUETOOTH wireless communication range is short, or the sound skips.
The headset does not operate properly.
Phone calls ....................................................................................................................................
No voice from callers
Low voice from callers
Resetting or initializing the headset
Resetting the headset
Initializing the headset to restore factory settings
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