* Audio Communication: Provides clear and soft voice communication with a visitor at the door unit.
* Door Release: Equipped with a dedicated button on the internal unit to electronically open the door or gate (requires compatible door opener/lock, sold separately).
* Wiring: Uses a simple 2-wire installation, which makes it easy to set up or replace existing two-wire systems.
* Wiring Distance: The system has a maximum reach of up to 300 meters with a 0.65 mm wire.
* Power Source: Operates on standard electrical voltage (127V or 220V AC, 50/60 Hz, check specific product labeling).
* Installation Type: Designed for surface mounting on a wall.
Made in Korea.