X-Sense Smoke and Carbon Monoxide Detector, Crosslinked Carbon Monoxide Detector, Base Station Required, SC07-MR, Pack of 1

X-Sense Smart Smoke and Carbon Monoxide, Interlinked Smoke Alarm and Carbon Monoxide Detector Compatible with X-Sense Home Security App, SBS50 Base Station Required, SC07-MR, 1-Pack

X-Sense Wi-Fi Heat Alarm with 7-Year Sealed Battery and Easy Setup, Compatible with the X-Sense Home Security App, SBS50 Base Station Required, XH02-M

X-Sense Smart Smoke Alarm for Home with English Voice Alerts and 17 Locations, Wi-Fi Smoke Alarm with SBS50 Base Station, Wireless Interlinked Fire Alarm, XS0B-MR31