Bluetooth version: 5..3
Supported protocols: HSP, HFP, A2DP, AVRCP
Talk time: 8H Play time: 7H
Charging time: 2H
Battery capacity of charging case: 300mAh (with protective plate)
Battery capacity of earbuds: 45mAh*2
Best transmission distance: <1m
Maximum transmission distance: 10m
Voice prompt: support
Sensitivity: 92±3dB
Horn diameter: 8mm
Impedance: 16Ω
Frequency response range: 20Hz~20KHz
Multi-point connection: nonsupport
User manual: Chinese and English
Interface: Micro-B
Included accessories: USB charging cable, user manual, earplugs of different sizes
