ATEKT (15 SET ) 15 xBNC Male & 15 X BNC Female Connector Adapter with Solderless Screw BNC Male & Female Wire Connector  (Black, Green, Pack of 30)

Easy installation, using the standard UTP cable system. No electrical tap, No splicing, no crimping, but only a small screw driver. Super easy installation, use small screw driver only. Female BNC allows connection directly to the camera or DVR. Support all video devices, such as camera, monitor, DVR card and recorder etc. Lower budget, the price of CAT 5 cable is much less than coaxial cable. Using UTP cable (CAT 5, RJ45) to transmit video, audio signal instead of coaxial Utilize existing wiring. Already have structured cabling systems? Simply connect a balun at each end of the cable run to transmit your signal.