Doorbell Fon Wired Door Phone Intercom System

Doorbell Fon Door Phone Intercoms System allows users to answer calls from guests at your front door or gate through phone calls. When guests press the button on the door station, a connected telephone will receive a call. The system is perfect in a home or office environment and can be expanded to trigger security or access control functions, such as turning/on off lights or triggering door release mechanisms.