Plug-In Chime Doorbell Extender
Plug In Chime Extender, With White Cover, Hear Your Doorbell Throughout Your Home, Extender Activates Extra Chime When Doorbell Rings, Transmission Range Up To 100', Adjustable Volume Control, 3 Sound Options: Westminster, Ding Dong, Ding, Sound Decibel: 75 Decibel Maximum.