RL-3206B Audio Door Phone system. This product is a complete door phone system designed for a single family home.
Model: RL-3206B
Features: It is a DIY assembly, surface-mounted, and uses a 2-wire connection. It has an electricity-controlled unlock function and can work over a distance of up to 200 meters.
Functionality: The system allows for communication with visitors at the door and can be used to open a gate from inside the house.