First Alert SCO500B Wireless Interconnected Photoelectric Smoke and Carbon Monoxide Combo Alarm with Voice and Location
- Battery operated smoke and carbon monoxide alarm can be installed easily.
- Wireless interconnect uses radio frequency communication to connect the alarms, without any electrical wiring needed..
- Connects multiple alarms together for wireless safety network (not z-wave compatible).
- When your alarms are interconnected, they communicate with each other, forming an integrated system of protection for your home.
- When one alarm sounds, all alarms will sound.
- Voice alarm gives clear indication of what the danger is and where it is located.