... need to set by manualSupport PELCO-P,PELCO-D,KALATEL,SAE,etc…protocol640*480 High limpid resolution ratioCan control PTZs and ... ±0.2Vp-p,75ΩControl ProtocolPELCO-D,PELCO-P,KALATEL,SAE,VICON. etcCommunication Baudrate2400bps,4800bps,9600bps,19200bpsCommunication modeRS485 / RS232Working temperature-10 ...