Descripción del producto

1) View and talk with the visitor and let them in by pressing the unlock on Video Door Phone and electric door strike required.
2) Door chime.
3) Real-time dual communication.
4) Repress the monitor on the indoor monitor to turn off monitor function
or transfer to another monitor channel and the screen auto off after *0 seconds.
5) Brightness, contrast and ring volume are adjustable.
6) Built-in infrared LED for night vision.
7) Option to install extra camera or monitor to increase monitored area(unless otherwise noted).
8) Installation: Wall mount except other purticularly stipulated.