Driver unit: Ø 40 mm
Impedance: 64 Ω +/- 10 %
Frequency range: 20 Hz - 20 kHz
Sensitivity: 100 dB +/- 3 dB /1 mW (S.P.L at 1 KHz)
Microphone Sensitivity: -38 dB±3dB
Batery: 3,7V, 300mAh Li-ion
Charging time: 2 h
Playing time: cca 18 h
Connector: Micro USB
Weight : 199 g
Bluetooth: v5.0
IP20