High Performance Wire-Speed Switching The PSE-2624GSR offers 24 10/100Mbps Fast Ethernet ports and 2 Gigabit TP/SFP combo ports. The two Gigabit TP/SFP combo ports can be either 1000Base-T for 10/100/1000Mbps or 1000Base-SX/LX through SFP (Small Factor Pluggable) interface. PSE-2624GSR boasts a high performance switch architecture that is capable of providing non-blocking switch fabric and wire-speed throughput as high as 8.8Gbps. Its two built-in GbE uplink ports also offer incredible extensibility, flexibility and connectivity to the Core switch or Servers. Key Features Up to 30W of Power on, Compatible With All IEEE 802.3af/at or Legacy Safe: Low Power Devices Receive Only the Power TheyNeed Safe and Reliable Power to WLAN Access Points Automatic Detection and Protection of Non–standardEthernet Terminals Supports 10/100 Base-T applications Compact Design Fits Easily in WLAN Access Plug-and-Play no configuration required Internal power supply, easy installation and maintenance Save up to 83% power with Green Technology Complies to IEEE 802.3af   PoE standard and is backward *This type can add 100rmb choose web-smart managed