Wireless frequency: 2.4GHZ

Support agreement: A2DP1. 3 / HFP1.6 HSP1.2 / AVRCP1.6 / D11.3

Transmission distance: 15 meters (barrier-free)

Battery capacity: headset 30mAh; Charging compartment 300mAh

Play/talk time: about 18-20 hours

Charging time: about 1 hour

Charging voltage/current: 5V/1A

Standby time: 360 hours

Horn impedance: φ13MM 32Ω

Sensitivity: -42Db

Operating temperature :-10-50℃

Waterproof rating; IPX5 life waterproof

Material: ABS/ bright oil