Bluetooth version: 5.0Transmission distance: outdoor linear distance 10-18 metersBattery capacity: polymer lithium battery 40mah + charging box battery capacity: 335mahUse time: about 3 hours Standby time: 2-3 daysCharging time: one hour for earphones, one hour for charging compartmentTouch button function: long press to turn on, long press to turn off, click music to pause/play/incoming call/end call, double-click the next song.Color box size: 12.5*8.5*3.7cmPackage content: packaging (heaven and earth cover)*1 charging cable*1 manual*1
Set weight: 90G
