24-port 10/100Mbps Smart POE+ Switch TP-LINK "T1500-28PCT", 4 Gigabite, 2 SFP Combo Supports 24 802.3at/af-compliant PoE+ ports with a total power supply of 180W Integrated security strategy including 802.1Q VLAN, Port Security and Storm control help protect LAN area investment L2/L3/L4 QoS and IGMP snooping optimize voice and video applications WEB/CLI managed modes, SNMP, RMON bring abundant management features