Connect up to 2 doorbells and 1 phone line
Turn off loud devices when the doorbell rings
Great for people with impaired hearing

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3.6 inch
Height : 1.5 inch
Length : 7 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 4 ounce (View shipping rates and policies)

ASIN : B0007N72ZG