Wondertek WD-V104-G-PoE(CO&CPE) is designed to extend IP Ethernet Transmission and inject power simultaneously over any existing coaxial,UTP,twisted-pair cable or telephone wires for distance up to 1,000m(3,289ft)into PoE IP camera,PoE wireless AP and any 802.3af/at complied powered device(PD),The CO also eliminates the need for an additional power supply for remote sites(CPE) when the existing single power source enables to provide power to both CPE and the PDs at long range