1.Short press the previous song, long press the volumedown.2. Manual Switch Play mode, Bluetooth/TF card/y disk, etc.3.Press a song for a short time, and press and hold thevo ume to increasee oog rsss ecids t rD Rl shotpresplay/pause.6. Short Press to turn on/off sound cancellation.3.d of, press three seconds to switch the microphone on
8, Short Press microphone volume to add.9, Short Press mic volume to reduce.10.Short press to topele the mapic sound, long press tocancel the original sound to tum on/off.11.The Microphone Indicator Lipht, the unconnected bluelipht flickers, the connected blue light is always on, the redlight is on when charging, the red light is off when full.12. Microphone Type.c 5v charging port.13.Headphone jack.14.TF slot, inser MP3 audio class file automatically switch toTF mode.15.Audio Type-C 5V charging interface.16. USB plug-in with MP3 audio class files automaticallyswitch to USB mode.17.Audio Indicator Light, blue light flicker when notconnected, blue light will be on when connectedsuccessfully, red light will be on when charging, red light willbe off when full.