TP-Link smart switch TL-SL2428P is equipped with 24 10/100Mbps RJ45 ports, 4 10/100/1000Mbps RJ45 ports and 2 combo Gigabit SFP slots. All of the 24 10/100Mbps RJ45 ports support the 802.3at/af (PoE+) standard with total PoE power budget of 250 W and useful PoE power management features. The switch provides high performance, enterprise-level QoS, useful security strategies, and rich layer 2 management features. Limited lifetime warranty. Black.