CamVtech USA 4 Pairs (8 Pcs) Port Passive Transceiver Video Balun Compact Size UTP Cat5/Cat6 Lightning Protection Compact size and easy installation Up to 1500m with any active UTP video receiver Tool-less, installs in seconds, no need to strip the wires Full-motion CCTV video at distances up to 550m when used with any passive transceiver NTSC, PAL and SRCAM video formats