7" color TFT display villa video door phone with sensor buttons
1. 7" TFT handset display video door phone
3.Two ways communication4.Expand
4 indoor monitors to 3 outdoor Cam
5.Surface-mounted, 7 inch color TFT screen with sensor buttons.Intercom, call transfer among indoor monitors, remote unlock
6.Support up to 5 indoor monitors and 3 door stations.
7.Support door released by any indoor monitors.
8.4 wires twisted pair cables, simple star cable installation