JSLBTech Video Doorbell,4-Wire 7 Inch 1-Camera 2-Monitor

4 Wire Connection

The monitor to monitor,the monitor to doorbell need wired with 4-wire cable. We provide a short 4-wire cable for the base installation,you can buy a 10M/30M extension cable in our amazon store if need.

You can use RVV4/Cat5/Cat6/RG59 wire to extend the distance according to your need.

NOTE:

1.The out doorbell must be connected to DOOR1 or DOOR2 port on monitor.

2. CAM1 and CAM2 is for connect to CCTV cameras.

3. All the cameras must be connected to the monitor before the monitor power on.