Ring Security System
Retrofit Alarm Kit

New life for old alarms.

Connect your existing hardwired contact sensors to your wireless Ring Alarm system, and control it all from the Ring app. Get started with help from a professional alarm installer (recommended but not required). Wire up to 8 zones with one Retrofit Alarm Kit (Note: not for use with wired smoke or CO detectors or existing keypads).

Control it all from the free Ring app.

Receive mobile notifications when connected wired zones are opened. Arm and disarm your system with a simple tap. Even manage all your Ring Video Doorbells, Cameras and Alarm devices from one simple dashboard.

Add an extra layer of protection for only $10/month.

Get even more out of all your Ring devices every day with ​Ring Protect Plus​, a subscription service that lets you review video events, adds 24/7 professional monitoring for Ring Alarm and so much more.*

Get unlimited video recording for up to 60 days.

Stay online with cellular backup.

Extend the warranty on all your Ring devices at one address.

Get 24/7 professional monitoring to dispatch real-time emergency responders when break-ins or any other security threat is detected.

Technical Specifications

Door Bell
Indoor Camera
Stick Up Camera
Doorbell Camera
Spot Camera
Retrofit Alarm Kit
Alarm Flood and Freeze Sensor
Alarm Window Magnet
Alarm Some and CO listener
Motion Detector
Window and Door Sensor
Door Unlock
Panic Button
Alarm Keypad