... inputs: 1x S-Video, 2x Video, one with auto-switching with signal on• USB port, USB and serial touch ... , explicit suitable for 24/7-operation• Back Light LED with 250nits brightness and 20,000h operation time, for project ... (g)20 ~ 150Connectors, video2x Video(1x back cam view), 1xS-Video, 1x VGA,1x HDMIConnectors, audio2x Audio-In ... Touch-pen 7 inch Waterproof Touch Screen Monitor with LED backlight