While you can install your Xfinity security system yourself, you must have smoke detectors, motion sensors, door sensors or window sensors professionally installed.

Meanwhile, ADT offers its own line of smoke detectors, carbon monoxide detectors, flood sensors and panic buttons. ... Xfinity also uses its own motion detectors and sensors.

Xfinity and Vivint are both long-established businesses with decent reputations that offer state-of-the-art home security systems at ... Smoke detector: $100: $70: CO detector: $100: n/a: MyQ WiFi ...

Xfinity provides a water detector that sends real-time alerts when your home leaks. The company also offers 24/7 protection for smoke and CO2 alarms. Always make sure the batteries are changed.

“Our professional installation requirement depends on the category of the product,” said Comcast Home SVP and GM Dan Herscovici. “Any life-safety device—a smoke detector, door/window ...

Xfinity Home ranks #9 in Best ... Smoke detector; Xfinity. Other ... Xfinity Home’s motion sensor doesn’t detect animals that weigh 85 pounds or less so your pet won’t trigger false alarms.

Xfinity offers contract-free home security with DIY installation and monitoring options, but you’ll need professional installation if you want smoke detectors or motion, door and window sensors.