BRK First Alert CO511B Wireless Interconnect Battery Operated Carbon Monoxide Alarm with Voice

This alarm has been DISCONTINUED by the manufacturer, and they are recommending customers purchase the SMCO500V in its place.

This unit is a Carbon Monoxide detector, it is also Wireless with a battery Backup. If you need to tie this into other Hardwired units you will need to get the SA521CN (SA520B) to use as a bridge unit. Easily link alarms together with the press of a button. Easy access battery drawer: no need to remove alarm from ceiling to change battery. 7-year limited warranty. Meets UL standards.

Specs:wireless interconnect enabled alarm
Exclusive! Voice alarm with programmable location. Programmable with up to eleven locations.
Single button test/silence
Two silence features – can silence the low-battery chirp for up to eight hours or temporarily silence an unwanted nuisance alarm
RF Interconnect: reliable and secure radio frequency communication between alarms. 915 MHz frequency with 65,000 security codes and 3 channel frequency hopping.
Optipath 360 TechnologyTM – patented technology provides 360 degrees of direct access to the smoke sensor.
Perfect Mount – allows for easy alignment of alarm
Spread Spectrum Horn Tone – Lower and varying frequency makes it easier for the elderly with normal aged related hearing loss to hear the horn.
Latching Features: Alarm Latch – remembers which unit initiated an alarm. Low Battery Latch: Visually indentifies unit in low battery condition.
End of Life Signal provides audible notification alarms needs to be replaced
7-Years Limited Warranty
Model # CO511B
Weight 8.4 oz
Operating Voltage Two 1.5V AA Batteries
Humidity Range 10% to 95% relative humidity (RH)
CO Sensor Electrochemical
Listing ETL to UL 2034 standard