Volume down You can control GBH-S700/S710 easily with the above 4 buttons. Basic Button Control Answer a call Short press Press MFB, Play button End a call Short press Turn on headset Press for 2 second Press MFB (If no paired device, it moves to pairing mode automatically.) (If there's paired device, it connects to the paired device.)
, then press button till purple LED glitters. Then, you can initialize the headset. Please pair the headset again after factory reset Please connect GBH-S700/S710 to PC by charging cable while Firmware upgrade pressing button. Then, red LED blinks and it goes to firmware upgrade mode.
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