Driver unit: Ø 40 mm
Impedance: 32 Ω +/- 10 %
Frequency range: 20 Hz - 20 kHz
Sensitivity: 99 dB +/- 3 dB /1 mW (S.P.L at 1 KHz)
Microphone Sensitivity: -45 dB±3dB
Batery: 3,7V, 400mAh Li-ion
Charging time: 3 h
Playing time: cca 30 h
Connector: Micro USB
Weight: 207 g
BT: v5.0
IP20