MT-400 is a main station of an intercom system with built-in power supply. It provides 4 individual channels and 4 IFB outputs. Each channel has independent power supply output and short-circuit protection. Up to 20 sub-stations can be supported.

Featuring powerful functions, perfect voice and simple operation, MT-400 is ideal for applications in studio, master control room, OB Vehicle, entertainment, education, and enterprises.