Alarm - Smoke & and CO Listener - Transparent Product Image

Smoke and CO Listener

Place Alarm Smoke and CO Listeners¹ near each of your existing smoke and carbon monoxide detectors to get alerts whenever they sound their sirens.

Requires Ring Alarm or Ring Alarm Pro, sold separately.

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.

Key Features

Top Articles

Tech Specs

Size
Diameter: 2.95 inches (7.5 cm.)
Height: 1.06 inches (2.7 cm.)
Power
3V Lithium Battery (included), non-rechargeable
Battery Life
Max 3 Years
Connectivity
Z-Wave (up to 250-foot range to Base Station)
Operating Conditions
32°F to 120°F (0°C to 49°C)
Warranty

One-year limited warranty

Related Articles

1
Requires Ring Alarm or Ring Alarm Pro, sold separately.
2
Compatible Ring subscription is required to enroll in Professional Monitoring. Service available in all 50 U.S. states (territories not included) 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.
3
Compatible Ring subscription required. Service available in all 50 U.S. states (territories not included). 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.
English (US)Change
©2025 Ring LLC or its affiliates
|
||