Headphone Wireless Awei A799BL

Bluetooth Version: V5.1

Profile Support: HFP , A2DP , AVCTP , AVDTP , AVRCP ,

Stand-by Time: 100h

Talk Time: 25h

Music Play Time: 12h

Charging Time: 2h

Charging Voltage: DC 5V

Frequency Range: 2.402g-2.480g

Ambient Temperature:P -20/+45°C

Transmission Distance: 10m

Battery Capacity: 500mAh/3.7V

Driver Unit:40mm

Sensitivity:122dB ± 2dB

Impedence: 32Ω ± 15 %

Frequency Response: 20-40000Hz