WT-GPOE-4-48v48w Gigabit Passive PoE 4 Port Power Over Ethernet Injector with 48 watts for 802.3af Devices, Includes 48 Volt Power Supply Gigabit Power over Ethernet injector, 4 port wall mount with 48 watt 48 volt power supply For 802.3af devices like VOIP phones, WiFi Access Points, Cameras etc Shares data and power on pins 12 and 36 for 802.3af devices - passive always on power Mix 10/100 and gigabit devices, see also PoE solutions up to 24 ports Expert USA Tech Support - call 512 479 0317