Potter's MH-120 is an inexpensive alternative for a low current 120 volt AC piezo Remote Signaling Device that is ideally suited for hotels, motels, apartments, institutional and residential fire alarm systems where a dependable alarm signal is required. The MH-120 is comprised of a single gang size ABS plastic plate and a 120 VAC piezo horn. The horn emits a high dB output with a very small current draw. The MH-120 is available in red and white and mounts on a single gang box. Leads are provided for quick connection to the wiring circuit.