Wireless: Bluetooth 5.1
Support range: 2.402-2.480Ghz
Connection distance: 10m
Speakers: 10mm, deep bass
Speaker size: 10mm
Impedance: 16±20%Ω
Sensitivity: 104±3dB AT 1K Hz
Frequency Response: 20-20kHz
Battery: 65mAh with IC protection
Play time: 4h
Charging time: 2h
Charging connector: Micro