Millions of smoke and carbon monoxide detectors are being recalled.

The detectors can fail to chirp when they reach the end of their seven-year life, leading residents to believe that they are still working.

The recall involves the Kidde NightHawk talking combo smoke/carbon monoxide alarm with model number KN-COSM-IB. The alarms are hard-wired into a home's electrical system.

The alarm was manufactured in China between June 1, 2004, and Dec. 31, 2010.

The company has received eight reports of malfunctions. No injuries were reported.

The products were sold in stores across the U.S. and Canada and on

Consumers are urged to contact Kidde at 855-239-0490 or visit Kidde’s website to find out how to obtain a replacement device.

For more information, visit the Consumer Product Safety Commission’s website.