Main Features‎:‎Enhanced bassNatural and well‎-balanced sound profileUltra‎-detailed high and mid‎-range reproductionDurable headband construction with optimized pressure Single sided cable Brand‎:‎ Superlux Model‎:‎ HD‎-330 Color‎:‎ Black Wearing type‎:‎ Headband Function‎:‎ HiFi‎,‎Noise Cancelling Headset type‎:‎ Dynamic Connectivity ‎:‎ Wired Application‎:‎ Computer‎,‎Mobile phone‎,‎Portable Media Player Plug Type‎:‎ 3.5mm Cable Length ‎(‎m‎)‎‎:‎ 1 m Driver unit‎:‎ 40mm Frequency response‎:‎ 10Hz‎-30KHz Impedance‎:‎ 150ohms Sensitivity‎:‎ 96dB Input Power‎:‎ 100mW 0.727 Package weight‎:‎ 0.779 kg Product size ‎(‎L x W x H‎)‎‎:‎ 10.20 x 15.50 x 20.10 cm / 4.02 x 6.1 x 7.91 inches Package size ‎(‎L x W x H‎)‎‎:‎ 12.00 x 20.00 x 22.00 cm / 4.72 x 7.87 x 8.66 inches Package Contents‎:‎ 1 x Headphones‎,‎ 1 x 3.5mm Adapter‎,‎ 1 x 6.3mm Adapter‎,‎ 1 x Plastic Carrying Case