2-Channel Headset/Speaker Main Station with built-in 2-amp power supply, rack mount (1RU) - UL Listed
Compact, feature-laden, single rack-space intercom main station supports up to 40 RS-701 beltpacks, 10 speaker stations or 12 headset stations on two channels. 

Other features include:
- Channel A-B linking 
- Program input with individual channel level controls
- Remote Mic Kill switch
- External relay circuit
- Stage Announce