Bluetooth Pairing and Connection
A. In off status, toggle the switch to the On end to power on, M109 will enter pairing mode automatically.
B. Search and click to connect“M109" on your phone Bluetooth lists, the mobile phone shows "M109 Connected", now you can play music from phone to headphone.
C. You can press MFB / Volume+ / Volume- / Mute Button to control the answer/hang up a call and play/pause of the music, next and previous song, volume up and down,
microphone mute, etc.
Charging
Please charge the M109 when Red LED flashes. Charging time is about 2 hours. Solid Blue Ledwhen full charged.
Charge Connections
Please connect to the "M109" charging port through the Type-C head of the Type-C charging cable, and connect the USB head to the USB charger (car charger, travel charger, computer USB, etc).