Quick overview from the supplier:
PoE Gigabite Adapter LZD201-24W-24V-G
1. IEEE802.at POE standard
2. Data and power transmit distance : 100m with Cat5 types of cables.
3. Output :24V,24W
4. Power pin : 4 5 (+), 7 8 (-)
5. Ethernet rate: 10/100/1000Mbps