Prepared for your multimedia communication! Separately mute the volume or mircophone with the handy mute function which is integrated in the cable. The Noise Cancelling takes care of the optimal voice transmission without annoying side noise. Easy to connect to any USB port. lenght: 1m color: schwarz standard: USB 2.0 shielding immunity: double shielded inner conductor: 2xAWG 24 2xAWG 28 copper configuration: 2x A plug - Mini B 5 pin