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    Display the current control address’s agreement and baudrate real time. Refurbish the firmware program on line Maximum sub-control:16 RS485 control bus,control 255 front end address and connect 128 devices in parallel simultaneously at the most All input and output communication port use anti-radar design,powerful anti-jamming performance, the standard transmitting distance is 1200 meters
  • Power+Video+ OSD control signal with just One UTP cable VTN22051ZR-U &VTN22053ZR-U are 2 Mega-pixel FULL HD outdoor IR bullet cameras. It incorporates special technologies and the most highest cores to deliver authentic real-time HD videos without compromising its performance in changing light conditions and in night time surveillance. There's no exception in taking greater details at a faster stream in both live and playback, even against long cable distance, using UTP cable up to 500M away.