Wireless Version:V5.3
Support Range: 2.402-2.480Ghz
Connection Distance: 10m
Speakers: 13mm, deep bass
Speaker Size: 13mm
Impedance:16+20%2
Sensitivity: 108-3dB AT 1K Hz
Frequency Response: 20-20kHz
Battery: 65mAh
Play Time: 4h
Charging Time: lh Charging Connector:Micro