--It need the camera connected using poe active coax adapters.Only Suitable for Cameras with POE Function ,RJ45- 4-wired 1236 Network Cable Number, this Extender Ethernet Need to be used with poe separator with 4-wired 1236 or Camera with POE function, Otherwise it will not work. -- Does not support NVR wireless cameras. IP extender over coax network twisted pair video transmitter, Support 1080P 5MP 8MP --1 Channel IP Camera Video Extender Over coaxial Cable, IP Camera Video Transmitter Over coaxial --Used for CCTV IP Camera IPC UTP CAT5e 6 RJ45 to CCTV Coax BNC Video Balun Transceiver Connector no POE Power Supply only UTP Balun. --Transmission distance max up to 220m/720ft --Transmission Rate/Bandwidth:10/100Mbp .It is recommended to use no more than 3 pairs for a set of equipment