This practical passive PoE (Power over Ethernet) set is designed to carry power over an Ethernet cable together with the data link. Thanks to the two cables (input and output), you can easily connect a power supply and a device that uses a DC 5.5/2.1 mm connector.
Package contents and design:
Wire/pin assignment: pins 1/2/3/6 for data transmission, pins 4/5/7/8 for power.