GS-5220-24UPL4XVR L3 24-Port 10/100/1000T 802.3bt PoE + 4-Port 10G SFP+ Managed Switch with LCD Touch Screen Datasheet Manual Firmware Features24 10/100/1000BASE-T Gigabit RJ45 copper ports with 24-port IEEE 802.3bt PoE++ injector function4 10GBASE-SR/LR SFP+ ports, compatible with 1000BASE-SX/LX/BX and 2500BASE-X SFPRJ45 console interface for switch basic management and setupComplies with IEEE 802.3bt Power over Ethernet Plus PlusBackward compatible with IEEE 802.3af /at Power over EthernetUp to 24 ports of IEEE 802.3af/IEEE 802.3at/IEEE 802.3bt PoE devices powered8 PoE ports with built-in 802.3bt PoE++ Type-4 90W injector function (Port-1 to Port-8)16 PoE ports with built-in 802.3bt PoE++ Type-3 60W injector function (Port-9 to Port-24)Auto detects powered device (PD)Circuit protection prevents power interference between portsRemote power feeding up to 100 meters at standard mode and 160 meters at Extended modePoE management Dimension