Evertech 10 Pcs Yellow Tip DC Jack Power Male End + 10 Pcs DC Jack Power Female End + 10 Pcs Cat5/cat6 to BNC Coaxial Connector Each One with Screw Terminal Simply & Professional appearance for cabling Easier for CCTV camera installation, save time and save money No electrical tap, No splicing, no crimping, but only a small screw driver 2.1mm x 5.5mm Male and Female Plug power connector Cat5/ Cat6 to BNC Coaxial Connector