The YL-333 Magnetic Antitheft Alarm is an easy to install security alarm system for doors and windows. This battery-operated device works on the principle of magnetic proximity detection. It can ...

A complete home security system protects your entry points (doors and windows), detects motion inside your home while you’re away, and includes a keypad for arming and disarming the system. Ring makes ...

Our expert, award-winning staff selects the products we cover and rigorously researches and tests our top picks. If you buy through our links, we may get a commission. Trey Paul was a CNET senior ...

Instead of selling a standalone home security system, Tapo by TP-Link takes a more granular approach. It offers a wide range of indoor and outdoor cameras, plus door/window sensors, motion detectors ...