First Alert SCO500B Wireless Interconnected Photoelectric Smoke and Carbon Monoxide Combo Alarm with Voice and Location
Brand: FIRST ALERT
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