The Potter Amseco MH-12/24TW is a white low current piezo remote signaling device with terminal connections. It is ideal for hotels, motels, and residential fire alarm system applications where a dependable alarm signal is required. The MH-12/24TW is comprised of an ABS plastic plate and Potter's UL recognized polarized piezo horn. It emits a high dB output of 97 (indoor measurement) drawing 15mA at 24V DC. The MH-12/24TW mounts on a standard electrical gang box.