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on all US orders*
1byone Wireless Household Alert Security System is an easy-to-install and DIY home security system, which is perfect for your office, apartment, or home. Just rest in absolute ease! This doorbell kit is compatible with any Easy Chime at 1byone and vice versa. 
There are 36 chimes with 3 levels of adjustable ringing volume(High/Medium/Low) from 25-110 dB, you can choose what you like. In addition, there are 3 modes available (Sound/LED Flash/Sound and LED Flash). The LED Flash mode is designed for someone who has a hearing problem or when ringing is not required.
Features
California’s Proposition 65 protects California consumers by requiring special warnings for products that contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm where those products would expose consumers to such chemicals above certain threshold levels.
If a product description on this site directed you to this page, the warning for this item is:
Customers with a California billing or ship to address.
California implemented new guidelines for Proposition 65 warnings, effective August 30, 2018. These guidelines were applied to make the warnings more clear and reasonable.
Learn more from the California Office of Environmental Health Hazard Assessment (OEHHA) site here.