Carefully insert into your ear and adjust the angle.
1.
The "L" icon indicates that the earbud should be worn on your left ear
The "R" icon indicates that the earbud should be worn on your right ear.
Press and hold the MF button 2 seconds until the indicator LED blinks blue
2.
Turn on Bluetooth on your devices and choose TONEMAC U8
3.
4.
Enjoy your music after the indication voice "Connected"
ENG - 6