Chip:BK3266, LM5896 (Active noise reduction chip)
Bluetooth Version: V5.0
Battery: 3.7V/300mAh
Playing time: 20H(BT), 16H(ANC+BT), 30H(ANC,BT OFF)
Talk time: 20H(BT), 16H(ANC+BT)
Charging time: 2-3H
Standby time: 500H

Product size: L192*W180*H50mm
Net weight:214g
Wireless working range: 10M (without obstacles)
Speaker: Φ40mm
Speaker sensitivity: 110±3dB at 1KHz;1mW
Profiles supported: HFP1.6 A2DP1.2.AVRCP1.4
Impedance: 32Ω
Active noise reduction: About 20dB
Speaker frequency: 20-20KHz
Rated power: 2*20mW
Input voltage / current: DC 5V /300mA
Voice chat: Supported
Material: ABS+Aluminum alloy