2.♬ The mini Bluetooth headset is compatible with most Bluetooth-enabled devices and enjoys wireless life through this new Bluetooth headset.
3.♬This is a storage box and a charger. Put in the headset and close the lid, it will automatically charge the headset. After charging is complete, it stops automatically to prevent overcharging.
4.♬ You only need to use the multi-function buttons to turn on/off, pairing mode, talk mode, play mode or pause mode.