ZITRADES 10PCS Coax CAT5 To CCTV Coaxial Camera BNC Male Video Balun Connector BY ZITRADES 10 Sets CAT5 TO BNC Passive Video and Power Balun Transceiver CCTV Scurity Camera,Cat5 Cable to BNC Male Connector for CCTV camera connection Can be used for LED light controller,Simply & Professional appearance for cabling; 2.1 x 5.5mm CCTV Camera DC Power Plug Connector. Note: This connector Can be used as a Short Range Video Balun