Bluetooth: V5.0
Signal distance: 10m
Using time: 5 hours
Automatically power off 8 mins later
Battery:200mAh, rechargeable lithium battery
Function:volume up/down,track back/forward,answer/end call,hold-off call,bluetooth play,hands-free conversation,redial call,accept connection by bluetooth,activate voice assistant,power display,FM,TF,EQ
