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M & S Systems DMC3-4 Whole House Music and Communication System Master Unit - Retrofit System
Designed to provide updated functionality and styling in home with existing intercom systemsEngineered to run on existing wires and will replace most older M & S and Nutone intercoms30 Watts RMS power drive up to 15 room stations and 3 door speakers30% smaller than previous models2 music source inputs and 8 AM/8FM music station presetsStereo upgrade path with optional power ampRemote speaker volume and source control Intercom only and door release features 15 1/4" x 5 5/16" -- $502.99