Alarm Smoke and CO Listener - White
Alarm Smoke and CO Listener - White Ring Alarm Smoke and CO Listener, with blue-lit button mounted on a ceiling.
Alarm Smoke and CO Listener - White Ring Alarm Smoke and CO Listener mounted to an interior wall next to a window.
Alarm Smoke and CO Listener - A white Ring Alarm Smoke and CO Listener mounted on a ceiling next to a smoke detector near the front door of a home.
Alarm Smoke and CO Listener - White Ring Alarm Smoke and CO Listener mounted on a wood-paneled ceiling next to a traditional smoke detector.
Alarm Smoke and CO Listener - White

Alarm Smoke and CO Listener

4.4

4.4 out of 5 stars
4.4 out of 5 stars
4.4 out of 5 stars
4.4 out of 5 stars
4.4 out of 5 stars
4,866

$34.99

Take up to 18 months to pay with as low as 0% APR on some term lengths and no late fees. Prequalify now.
Place Alarm Smoke and CO Listeners near each of your existing smoke and carbon monoxide detectors to get alerts whenever they sound their sirens.

Professional Installer? Join our Ring Partner Program to get exclusive access and benefits only for certified Ring Partners.



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Fastest delivery on Wed, May 14 or Standard delivery on Fri, May 16

Need help deciding? Build your system or call 833-906-1146 to speak with an Expert.

Stay alert ofsmoke andcarbon monoxide.

The Alarm Smoke and CO Listener sends you real-time mobile notifications whenever it hears sirens from the nearby existing smoke or CO alarms in your home.

  • Requires the Ring Alarm or Ring Alarm Pro Security Kit.
  • Sends notifications to your phone and tablet.
  • Place within 6 inches of existing smoke or CO alarms (for optimal performance, install within 3 inches).
  • Subscribe to an eligible Ring Home Plan, sold separately, and add Alarm Professional Monitoring1, to choose to receive a call from the monitoring center when the Smoke and CO Sensor is triggered and request emergency assistance if needed.Smoke and carbon monoxide monitoring is not available at a business or commercially zoned address.

Tech Specs

Supported Devices Arrow Icon

Setup Requirements

Requires Ring Alarm or Alarm Pro (sold separately) and an existing Smoke/CO Alarm. This device does not detect fire, smoke or carbon monoxide. For best performance, use with detectors that are 10 years old or less and comply with all applicable standards.

Size and Color Arrow Icon

Dimensions

Diameter: 2.95 iches (7.5 cm.)
Height: 1.06 inches (2.7 cm.)

Available Colors

White

Power and Connectivity Arrow Icon

Power

3V Lithium Battery (included), non-rechargeable

Battery Life

Max 3 Years

Connectivity

Z-Wave (250-foot range to Base Station)

General Arrow Icon

Warranty

One-year limited warranty. Purchase and use of the product is subject to terms and conditions.

Frequently Asked Questions

Where does Alarm Smoke and CO Listener ship to?

Arrow Icon

Alarm Smoke and CO Listener ships to the continental US (excluding American Samoa, Guam, Northern Mariana Islands, Puerto Rico, and the U.S. Virgin Islands) and Canada.

Still Have Questions?

Amazon Customer Reviews

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4.4 out of 5

4,866 global ratings

5 star
74%
4 star
12%
3 star
5%
2 star
2%
1 star
7%
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Previous
Added peace of mindGood design,works perfectSupport was good (Was: Whoever did the setup instructions messed up)Goes with all my other Ring productsMust be close!Works As Expected But Install Wasn't SmoothEasy to install and setupGood idea, lots of room for improvement.Saved my commercial building during a power AND internet blackoutWorked with my 18 year old smoke detectorsPoor product design - Avoid!Works with NestIf you cook do not buyDo not buy. Is is listening? Mine doesn't.

Customer reviews

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Verified Purchase

Good for Whole House Smoke/CO Systems

Reviewed in the United States on July 27, 2019
With Ring, you have two choices when it comes to alerting you and others that smoke or CO is in the house: a First Alert smoke/CO detector with Z-wave technology or this listener. The first actually detects a problem, and this listener waits for other detectors to go off before reporting the probl... Read more
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Smoke and CO detectors

Reviewed in the United States on May 3, 2025
Works so good so far
Amazon Customer
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want to be alerted if there a fire or co2 in your home then here is the product for you !!!

Reviewed in the United States on January 17, 2025
Hello everyone I just wanted to come to talk about and review Ring Smoke and CO2 Leisner I love this thing it was so easy to set this up and only took me a few minutes I love how this device gives me peace of mind knowing that if there is smoke or co2 and the smoke or co2 alarm goes off that it wil... Read more
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NOT A SMOKE ALARM - A LISTENER

Reviewed in the United States on October 4, 2022
I made the mistake of thinking this was an actual smoke alarm. When I received the unit I was surprised to see that is a listener that you place beside an existing smoke alarm. When your smoke alarm activates, the listener hears it and alerts your Ring Security System. The listener has to be place... Read more
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Added peace of mind

Reviewed in the United States on September 18, 2024
While we live in a fairly new home, exercise caution when it comes to things that could ignite a fire, have an emergency evacuation plan, fire extinguishers close by, fire blankets, etc. The famous saying “stuff” happens. Our interconnected smoke detectors can sound all the want when no one is home ... Read more
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1Professional Monitoring is an add-on plan that first requires a compatible Ring Home subscription. Both sold separately. Service available within the U.S. (all 50 states, but not U.S. territories) and in Canada (excluding Quebec). Ring does not own its monitoring center. Smoke and carbon monoxide monitoring is not available for business or commercially zoned addresses. See Ring Alarm licenses at: ring.com/licenses. Additional fees may be required for permits, false alarms, or Alarm Verified Guard Response, depending on your local jurisdiction.

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