The DIGITUS PoE Splitter provide data and power via a single Ethernet Cable to devices, which are not supporting Power over Ethernet. Just connect the input of the Splitter to a PoE Switch or a PoE Injector and the output side to a non-PoE network device such as an access point, IP Phone or a Camera to provide Power and Data. The Extender is self powered by PoE, so there is no additional power supply needed. The output voltage can be regulated via a dip switch to 5V , 9V or 12V. So this Splitter expand your network where you wish to place network device where are no power outlets available.