Convert from an analog to a digital surveillance system by using the C Series VS8100-V2 D1 1-Channel Analog-to-Digital Video Server from Vivotek. This device offers H.264 and MJPEG video compression at a resolution of 720 x 480 at up to 30 fps, and converts analog video sources to a compressed digital signal. There is support for a myriad of analog cameras, including PTZ cameras that can be controlled via a built-in RS-485 port.