Stereo pc headset design in ear type closed transmission mode cable types of connection 2x 35mm jack 35mm jack types of cable double sided tangle free sound mode 20 hardware type of headphones headband features onoff switch padded headband in line control volume control passive noise cancellation replaceable ear pads headphone transmission range 10 23000 hz sensitivity 114 dbmw headphone impedance 18 ohm driver 7 mm number of drivers 1 m