71 headset ps4 headset stereo pc headset usb headset design over ear types closed dynamic transmission mode cable type of connection usb 20 type of cable single sided length of cable 2 m sound modes 71 software surround headset type of headphones headband features passive noise cancellation collapsible padded headband volume control intergrated sound card function mute max power handling 30 mw sensitivity 112 dbmw headphone impedance 32 ohm