OhmKat Wireless Universal Video Doorbell Chime - For Use with Nest, Arlo, Skybell, Simplisafe, Alula, etc. Compatible OhmKat Video Doorbell Power Supplies (Patent Protected)

Instant Install requires an OhmKat Power Supply for easy installation and operation (purchased separately). Attach the transmitter at the OhmKat split connection, plug the chime in the wall and you are all set. NO INTERNET OR WIFI NEEDED your bell will ring when the internet is down. OhmKat Exclusive - The only wireless doorbell chime designed to work with every smart video doorbell - Nest Hello, Ring PRO, RIng 2, Ring, Arlo, Skybell, Simplisafe, Alula, etc. Patented American Innovation - Exclusively developed and sold by OhmKat. RF Operation - Plug in the chime up to 50 feet from the transmitter connected to the OhmKat power supply.