... in 22 inch LCD display, it can work as a PC monitor with VGA input4,H.264 video compression algorithm ideal5,Each ... BNC(1.0Vp-p, 75 ohms)1 VGA for external PC inputStandardNTSC(525Line, 60f/s), PAL(625Line, 50f/s)Output1 ... Interface2 ports, 1 for mouse control, 1 for backupRS232keyboard, PC communicationRS485PTZ controlEnvironmentalPower SupplyAC 100~240 V, 50/60 HzPower Consumption25WWorking ...