Passive PoE Injector and Splitter kit with RJ45 Ethernet and power via 3.5 mm x 1.35 mm DC Connectors WS-POE-IO-1.35 1.35mm x 3.5 mm jack / plug injector / splitter kit When used with 5 volt IP security cameras; see description for runs longer than 10 feet For operation to 328 ft, please see our WS-POE-5v-kit on Amazon item B00E80LPWU Commonly used with Foscam W type cameras that use 5v; also see our 8 and 12 port injectors Expert USA Tech Support - call 512 479 0317