The AET-C42-05030B is a ceiling PoE switch with one PoE bt input port, five PoE outport ports and visible LED indicators for simplified in ceiling installation of POE and DC power devices. The AET-C42-05030B daisy-chain PoE feature extends long range PoE up to 300m over cat 5e/cat 6 cable without extra AC/DC power adapter in ceiling.