... 3, support PAL/NTSC, impedance: 1V (p_p)/75ΩVGAx 1VGA (15 pin HD), VGA, 800×600×60Hz, 1024×768×60Hz, 1280×720 ... , 1920×1080i×50Hz/59.94Hz/60HzOutput signalVGAx 1VGA x 1 (15 pin D-Sub), for monitoring, R,G,B = 0.7 V ... , scene mode save/recall, etc.RS232x 1 RS-232, 9-pin female D connector, support the third party controller systemIR remoteIR ...