Wireless Version: 5.0
Wireless Frequency: 2.402GHz-2.480GHz
Operation range: 10M
Speaker Diameter: 10mm
Frequency：20hz-20Khz
Rated Power: 3mW(0.22V)
Max Power: 5mW(0.3V)
Earphone Battery Capacity: 40mAh/3.7V
Standby Time: 720H
Talking Time: 4H
Music Time: 4H
Charging Time: 1.2H
Charging Current: MAX:45mA
Case Battery Capacity: 3.7V/300mAh
Charging Time: 1.5H
Charging Current: MAX 320mA
Charging Port: Type-C
