ExpX-Sense Smoke Detector Carbon Monoxide Detector Combo Hardwired with Voice Location @ Amazon

Hardwired Alarm with CR123A Battery Backup: Equipped with photoelectric and electrochemical sensors that detect both smoke and carbon monoxide, providing enhanced protection against dual threats for your family

Voice Alarm with Location: When there's danger, the alarm announces, "Warning! Smoke detected in Living Room. Evacuate." or "Warning! Carbon monoxide detected in Basement. Move to fresh air." Clearly tells the type and location of the danger, allowing for quick action

Voice Reminder Function: This smoke and carbon monoxide alarm provides voice alerts for threats, missed alarms, low battery, or malfunctions, ensuring that you never miss important notifications

10-Year Product Life: Made from a heat and corrosion-resistant PC material, with a sensor life of 10 years, this hardwired combination alarm offers a decade-long lifespan

Hear the Alarm No Matter Where You Are: Interconnects with all X-Sense hardwired alarms, including models XP04, XP06, and other XP02-AR devices, creating an interconnected home safety network; if one alarm sounds, they all activate