Driver Unit Size : 40mm
Ear Cushions : Plush Breathable
Folding : Yes
Frequency Response : 20Hz - 20KHz
Headphone Style : Headband
Headphone Type : Noise-Cancelling
Impedance: @ 1kHz: 32 Ohms
Isolation: -13dB ~ -18dB
Power Source : 2 x "AAA"
Sensitivity : 110dB (+/-2dB)
Dimension : Cable Length: 4.25 ft./1.3 m