Dahua 4-Wire Analog Indoor Monitor - VTH1020J-T Active Deterrence output overload

output overload

You need a larger Android screen

the infrared has usually run out long before the camera has

look at a model with a built-in mic instead

4 of the 8 ports (ports 1–4) supply PoE+ power

Dahua 4-Wire Analog Indoor Monitor - VTH1020J-T Active Deterrence output overloadProduct Overview The Dahua VTH1020J T is a 7" TFT indoor monitor built for homes, offices, and small commercial sites running a traditional 4 wire analog intercom system. Fully digital on the inside despite its analog wiring, it delivers a cost effective, high performance display for visitor video calls, with a 1024600 touch keypad interface for unlocking the door, adjusting volume, and taking snapshots. Housed in a white PC + ABS casing and supplied