Layer-3 Lite Gigabit Stackable Smart Pro MAX POE Switches,48 x 10/100/1000Base-T 802.3af/802.3at PoE, 4 x 10G SFP+ Gigabit Stackable Smart Managed Switch (Ports 1-48: Up to 30 W), MAC Address 16K, Power Budget: 370W or 740W with DPS-700