... ) & DMSS> Built-in 5.6 inch screen(-UD only) ModelDVR0404AL-UDVR0404AL-UDSystemMain ProcessorEmbedded processorOperating SystemEmbedded LINUXVideoInput4 channel, BNCStandardNTSC(525Line, 60f/s), PAL ... -way Talk1 channel Input, 1 channel Output, BNCDisplayInterface1 HDMI, 1 VGA, 1 TV, BNCLCD/5.6-inch color LCDResolution1280×1024, 1280×720, 1024 ...