4CH video inputs and 4CH audio inputs.It can support TV, VGA, Alarm, PTZ and USB Record. Name :CCTV ... Standard NTSC 120F/S, PAL 100F/S Output 1 TV, BNC(1.0Vp-p, 75Ω), 1 VGA Audio Input ... /Network downloadNetworkInterfaceRJ-45 port(10/100M)Network FunctionsTCP/IP, UDP, DHCP, DNS, IP Filter, PPPOE, DDNS, Email, Alarm Server, ... your time! cctv dvr H.264,support TV, VGA, Alarm, PTZ and USB Record.dvr 4004