Connector Type Commercial grade BNC series adapter - BNC plug for camera systemMaterialNickel plated copper BNC Connector Less signal attenuation higher transmission efficiencyRange of ApplicationSuch for CCTV DVR Video Camera system. Simply and Professional appearance for power cabling; Easier for camera installation save time and more securer cable connection. Coaxial BNC Jacks can also be used for LED light controller. CharacterCompact design and easy to install very convenient It can join two BNC male/male cables together to make a longer cable. Package Content Pack of 5 BNC-J to BNC-J connector adapter.