Carry both picture and sound. The picture line is used to transmit an HD-SDI video signal with 75 O, the sound line consists of a shielded AES/EBU-capable microphone cable with a wire cross-section of ?????????? 2 x 0,14 mm². The Transit MC 120 HD, which contains a video and two audio lines, is extremely cold-resistant (–40 °C mobile use, –50 °C fixed installation) and thus ideal for mobile applications, especially for cameras with stereo audio connections.