Product Information:
Effective distance: about 15 meters
Bluetooth version: Bluetooth 5.1
Charging method: earphone storage bin
Product size: 69.3*27.9(mm)
Automatic sleep: 1min
Play time: use both ears at the same time about 2.5-3H
Packing list
Charging box*1, earphone: L (left ear), R (right ear), data cable*1,
