EPSILION MT3573 with a swiveling microphone boom. This is a perfect solution for people who care about perfect sound. They are perfect for Internet chatting, listening to music, playing games or watching movies. Headphones MT3573 have a USB connector for PC and MAC computers. On the long cable (1,9m) of the headphones there is a remote control for controlling the volume and the microphone. EPSILON USB is equipped with a small, very sensitive microphone