Plug: 3.5mm minijack Earpieces : Swivel, 90° adjustable. Cable length : 2.5M ± 10% Speaker : 30 mm Impedance : 32 ohms Frequency range : 20-20,000 Hz Magnet : Ferrite Voice Coil : Copper Rated Power Input: 40mW Max. Power : 100 mW Sensitivity: 100 ±3dB/mW at 1KHz Channel unbalance : < 3 dB. Distortion Rate: <1%
Standard music headphone with foldable earcups. Suited for airlines, trains, busses, hospitals, cinemas etc.