ESUMIC 5Pairs RCA Male Plug Plus BNC Female Jack Video Balun Adapter for CCTV RCA Male/Female to Screw Terminal Connector. Size : Male: 4 x 1.4 x 1.3cm / 1.6" x 1.6" x 1.5" (L*W*H)Female: 3.4 x 1.4 x 1.3cm/ 1.3" x 1.6 x 1.5"(L*W*H) Material : Plastic, Metal Package Content : 5 Pairx RCA Connector