Stereo pc headset design over ear type closed transmission mode cable types of connection 2x 35mm jack usb type of cable single sided length of cable 25 m sound mode 20 hardware type of headphones headband features intergrated sound card volume control function mute headphone transmission range 18 22000 hz sensitivity 110 dbmw headphone impedance 32 ohm microphone frequency range 50 18000 hz microphone sensitivity 120 dbmw microphone