Ring Smoke & CO Listener, get real-time alerts from existing smoke and CO alarms, no base station needed, Professional Monitoring (sold separately)

Price: $39.99 - $24.99
(as of Oct 06, 2026 09:03:16 UTC – Details)



Instant notifications — Get alerts when your existing smoke or CO alarms go off whether you’re at home, or away.
Mounts in minutes near existing alarms, no tools or wiring. Place within 6 inches of existing smoke or CO alarms.
Add 24/7 Pro Monitoring with a compatible Ring subscription — Emergency response for break-ins, fires, and more, with no multi-year contracts.
No base station required — connects over Amazon Sidewalk for simple, flexible coverage throughout your home and beyond (Amazon Sidewalk required for use; coverage may vary).
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.
Customers report significant reliability issues with the smoke and CO listener, noting it won’t work as advertised and fails to complete initial alarm detection. Moreover, the product receives negative feedback for its quality, with customers describing it as terrible and useless, and they consider it a waste of money. Additionally, the connectivity is problematic, with multiple customers reporting it won’t connect to Sidewalk or WiFi apps. Customers disagree on the setup process, with some finding it simple to install while others say it’s not as easy as advertised.