Usb headset stereo pc headset design on ear transmission mode cable type of connection usb 20 type of cable single sided length of cable 24 m sound mode 20 hardware type of headphones headband features volume control in line control padded headband adjustable headband function mute headphone transmission range 20 20000 hz sensitivity 62 dbmw microphone frequency range 100 10000 hz microphone sensitivity 42 dbmw material plastic earcup