Feature:
Bluetooth version: 5.3
Bluetooth chip: Jieli AD6973D4
Talk time: 9H
Play time: 8H
Charging time: 1H
Battery capacity of charging case: 300mAh
Best call distance: <1M
Maximum transmission distance: 10m
Voice prompt: supported
Sensitivity: 100.1dB
Horn diameter: 10mm
Impedance: 32Ω
Frequency response range: 20H-20KH
Multipoint connection: unsupported
User manual: Chinese and English
