ONELINK BATTERY-OPERATED COMBINATION SMO Product Details
First Alert Onelink is a talking alarm that can be easily programmed for alarm s location within the home and the voice also notifies which hazard is being sensed. Easily link alarms together with the press of a button. When one alarm sounds, they all sound for maximum whole home protection. Photoelectric smoke sensor reduces nuisance alarms from normal smoke or steam. This product is intended for non-professional, do it yourself installation. If you would like information about a professionally installed and monitored system, please contact First Alert Professional at 1-800-921-6025. First Alert Professional is not affiliated with BRK Brands, Inc.