4 × Gigabit PoE Ports supporting IEEE 802.3af/at for powering network devices 1 × Gigabit Ethernet Uplink Port for high-speed network expansion 1 × Gigabit SFP Slot for fiber uplink connectivity Plug-and-Play Installation with no configuration required Intelligent PoE Power Management for stable power distribution High-Speed Gigabit Switching Capacity for smooth data transmission Compact Metal Desktop Design for durability and efficient heat dissipation