VM-2120 System Management Amplifier 120 W\n\n The VM-2120 is a multifunctional amplifier that can be mounted in an EIA-Standard equipment rack (3-unit size). The unit comes with 4 audio inputs including the background music input & the speaker output section which has an internal attenuator & 5-zone selector. It permits not only general-purpose broadcast but also Emergency Broadcast based on the EN60849 Standard which gives pre-recorded voice instructions in the emergency situation. Broadcast can be made from an optional RM-200M Remote Microphone as well as from the amplifier & can be remotely controlled from external equipment. In addition for 100 V/83 &206;&169; application the unit features the surveillance function which automatically checks the system for failures. Features Mixer Amplifier Y