On Friday, April 26, 2013 1:41:42 PM UTC-7, Jon Danniken wrote:
On 04/26/2013 11:06 AM, Frank wrote:



My doorbell is wireless. Maybe every couple of years needs new

batteries. Chime is in center of the house but extra chime would be nice.



Buy another identical wireless doorbell, and set them to the same

frequency, or modify the existing wireless doorbell to trigger the

sender (doorbell button) of another wireless doorbell.



Jon