... for CCD CCTV transmission up to 400Mlexible cable between BNC and Balun body that fits any DVR card compact backpanel.- Using ... .- Support all video device, such as camera, monitor, DVR card and recorder etc.- Compatible with LAN system, using pin 4,5 ... for video signal and pin 7,8 for power transmission. 1 channel passive video,power balun and data transceiver