Wireless Stereo HeadsetMDR-ZX330BT

Initializing the headset to restore factory settings

Turn off the headset, then press and hold the POWER and / buttons simultaneously for more than 7 seconds.

The indicator (blue) flashes 4 times, and the headset is reset to the factory settings. All pairing information is deleted.

If the headset does not operate correctly even after initializing, consult your nearest Sony dealer.