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This is the new Ring Video Doorbell 2 No longer works with pulse or any ADT products. It will function exactly the same as the Ring Doorbell Version 1 and the Ring Pro. The biggest trait that separates the Ring 2 from previous versions is its new interchangeable battery system. This allows you to remove your battery from the Ring 2 doorbell and charge it separately. With Version 1, you must remove your entire Ring Doorbell from your doorway and charge it inside, leaving you without a doorbell for a day. Ring Pro has no battery, but requires hard wiring. If you have two Ring Doorbell 2 batteries, you can quickly swap batteries without removing or powering down your doorbell.

This is the LiftMaster Gateway. This device enables your LiftMaster garage door opener to connect to your smart home via the internet. You can then control your garage door from your smartphone, tablet, or computer through the Alarm.com app.

Most security systems use these wires. It is capable of transmitting both power and data, a requirement for Hardwired KeypadsControl Panels, Motion Detector, Glassbreaks, as well as the vast majority of hardwired security devices. Any device that requires data will need this cable. The red and black wires are responsible for power. While white (sometimes colored as yellow) and green are responsible for data.