Model:UN02
LED display
Bluetooth Version: Bluetooth V5.3+BR +EDR
Bluetooth working frequency: 2.4GHz-2.48GHz
Receiving sensitivity (TYP): -94dBm
Bluetooth range: ≤10M
Talking distance (TBR): <10cm
Audio signal-to-noise ratio: ≥95db@1Hz
Frequency Response: 60Hz~20KHz
Speaker type: 13mm, 32Ω
Battery Capacity: 3.7V, 500mAh
Play Time/Talk time: about 80H(80% volume)
UBS-C Input: DC5V/500mA
Charging Time: 1.5H
Support Bluetooth profile: a2dp\avctp\avdtp\avrcp\hfp\spp
\smplatt\gap\gatt/rfcomm\sdp\2cap