User manual

4
CONTROLS AND INDICATORS
1 Foldable and retractable headband
2 + button: Volume up
3 ﹤ button: Previous track
4 ﹥ button: Next track
5 Built-in microphone
6 LED indicator
7 Multi-Function Button (MFB): Power on/power o/answer a call/end a call/reject a call/
microphone mute/call transfer/redial last number/voice dial/pause/play
8 Charging jack
9 – button: Volume down