Features： 1. and high quality 2.Good signal: no interference, accurate signal reduction 3.Less wiring: because of the small network twisted-pair cable wire diameter, light weight, freight is little, convenient installation, multiple camera installation time, or eight core twisted-pair are four core can be used as main camera ; 4.Single passive video balun 5.Video transmission via UTP CAT5 cable 6.10-20% wire costs saved 7.Full-motion CCTV video at distances up to 2000 ft (600m) 8.Outstanding interference rejection and transient protection 9.Male BNC allows connection directly to the camera or DVR 10.No required 11.Up to 3000ft (1 km) with active receiver or hub 12.Save lots of Extra Cable Money Specifications： 1.Transmission distance ：300 m 2.Using two groups of winding inductance 3.Material：ABS 4.Cable Length：165mm 5.ColorLBlack Package Included： 2xVideo Balun a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a