Doorbell Fon Telephone Keypad Relay Trigger

If you have a Doorbell Fon system (sold separately) installed in your home you can now convert this system into a whole-house telephone intercom system. The Door Strike Controller is mounted on a Universal Mounting Bracket and enclosed in a removable clear plastic case, which is easily positioned into any structured wiring cabinet or as a standalone unit. It will convert all phones in home/office into an intercom system.