KEY FEATURES 28 Gigabit ports: 28 1000BASE-T with 4 (Combo) SFP 24 PoE ports with 193 Watts power budget Supports IP Interfaces and Static Routes D-Link Green Technology IEEE 802.3az Energy Efficient Ethernet 56 Gbps Switching capacity True Plug & Play QoS with Auto Voice VLANs for VoIP Advanced Security Features 1 Year Warranty