First Alert SCO7CN Combination Smoke and Carbon Monoxide Detector with Voice and Location, Battery Operated Smoke Alarm  (Ceiling Mounted)

FIRST ALERT SCO7CN Battery-Operated Combination Smoke/Carbon Monoxide Alarm with Voice Location. Keep your family safe with this talking battery operated smoke and carbon monoxide alarm; it's equipped with voice and location, so you are alerted of the danger and where it originates from across your house. Tells you whether the danger is smoke or carbon monoxide and where the threat is among up to 11 pre-programmed locations in your home