ltem No. CV-B21

Bluetooth Version: Bluetooth 5.0
Dimensiones:141X67X15mm
Waterproof Grade:lPX4
Batter Capacity: Earphones 25mAh,Charging Case 180mAh
Charging Time: Earphones 1 hourCharging Case 1.5 hours
Transmission Distance: 10 meters
Standby Time: 80 hours
Music Play Time: 3-4 hours