The CAD U2 USB Headset with Microphone offers you a comfortable headband and soft ear pads, and a gooseneck microphone with boom. It"s lightweight and durable, Windows and Macintosh compatible.VoIP compatible: Call friends and relatives over the internet Powerful headphone amplifier for full listening fidelity Cardioid microphone pickup pattern for minimal background noise Flexible gooseneck for easy microphone placement 10" USB cable for more freedom