... and then output10. The rs- 485 communication, rs-422 communication, powerful network control functions12 protocol hardware output, baud rate ... ratio50dbGain1dbvideo formats NTSC and PALswitching time< 1 millisecondsPTZ Communication ProtocolPELCO-D; PELCO-P,1200,2400,4800,9600 ... /RTSP ,PPPoE, SMTP,NTP variety of network communication protocol, Hardware increase network board;4.Can view the input image ...