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Overview

Enhance your home safety with the Ring Alarm smoke & carbon monoxide listener. Just connect this device to your Ring Alarm security kit (sold separately) and position it near your existing smoke or CO detectors. You'll receive instant mobile notifications whenever it hears the sound of an existing alarm in your home.

Ring Alarm Smoke & Carbon Monoxide Listener

Model: 4SS1S8-0EN0
Web Code: 13507984
Sold and shipped by Best Buy

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Return Policy

30 days to return or exchange

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Manufacturer's Warranty

Check with the manufacturer for details or add Best Buy Protection for extra coverage.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

  • Get mobile notification whenever the siren from your current smoke or CO alarms produces sound
  • Uses replaceable batteries and provides up to three years of battery life
  • Compatible with iOS and Android devices
  • Can be easily setup using the Ring app
  • Connects through Z-Wave with a 250ft. range to the base station
  • Requires Ring Alarm or Ring Alarm Pro (both sold separately) *
  • Add optional 24/7 professional alarm monitoring** with a compatible Ring Home subscription (sold separately)
*This device does not detect fire, smoke, or carbon monoxide. It is designed to work with UL-listed smoke and CO alarms that are 10 years old or newer. Smoke and carbon monoxide monitoring is not available at a business or commercially zoned address.**Service available in Canada (excluding Quebec)
Product Condition
Brand New
Smoke/CO2 Sensor
Yes

Compatibility

Works with Amazon Alexa
Yes
Works with Google Assistant
Yes
Works with Apple HomeKit
No
Works with Matter
No
IFTTT
Yes

Controls

Voice Assistant Built-In
Amazon Alexa
Apps
Ring App
Connectivity
Wireless
Connectivity
Z-Wave; Works with Google Assistant (Limited functionality)
Wi-Fi
Yes
Bluetooth
No
Thread Support
No
Zigbee Support
No
Hub/Bridge Required
Yes
Number of Supported Wireless Zones
1
Wireless Transmission Distance
76.2 m

Power

Power Source
Battery

Alarm

Security Alarms
Yes

Dimension

Width
7.49 cm
Depth
7.49 cm
Height
2.69 cm
Width (Inches)
2.95 in
Height (Inches)
1.06 in
Depth (Inches)
2.95 in
Weight
0.06 kg

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Information about the manufacturer’s availability guarantee can be found .