Bluetooth Specifications
Bluetooth version: V5.0
Supported protocols: A2DP, AVRCP, HSP, HFP
Standby time: 300 h
Music playing time: 36h(Noise reduction on 28h)
Charging time: 2.5 h
Charging voltage: DC 5V
Bluetooth operating frequency: 2.402G-2.480G
Ambient temperature: -20/+ 65 °C
Transmission distance: 10m
Battery capacity: 500mAh/3.7V
Driver Specifications
Driver Unit: 40mm
Sensitivity: 102dB ‡ 3dB
Impedance: 320 - 15%
Frequency Response: 20-20000Hz