24x Gigabit Ports & 2x Uplink Ports & 2x SFP Ports: This 28-port Gigabit PoE+ switch features 24 PoE+ RJ45 ports, 2 Gigabit uplink ports and 2SFP ports for connecting to routers, the Internet, and more. With high-speed data transmission and power delivery over the network cable, it offers a reliable solution for your devices. One-Key VLAN mode for enhanced security: The 28-port power over ethernet switch features a One Key VLAN mode that isolates the 1-24 ports from each other while still communicating with the uplink ports and SFP ports, improving network security and bandwidth utilization. Support IEEE 802.3af/at: This PoE switch supports IEEE 802.3af/at standards, offering compatibility with various devices. With up to 30W per port and a total power budget of 320W, it provides reliable power for multiple high-power devices. [Please note: not support passive PoE.] Robust Protection: This PoE ethernet switch hub features 6KV lightning protection, safeguarding both the switch an