Get all of your home security needs solved with one convenient pack: the Nest Secure Alarm System. This all-in-one solution includes one Nest Guard, two Nest Detects, and two Nest Tags so you can get your home set up and secure quickly and easily. The brain of the system, the Nest Guard is the security base with a built-in keypad, siren, and motion sensor. Nest Detects alert you when there is motion in your home and when a door or window opens and closes. The Nest Tags work with a phone or tablet and the Nest app to make using and controlling your system seamless. Stop worrying about how to secure your home and get all the components you need in one shot.