Ports: 24 x RJ45 10/100/1000Base-T Gigabit ports, 4 x RJ45/SFP Gigabit combo uplinks, 1 x RJ45 Console port, Transmission Method: Store and forward, Buttons: Reset button, PoE power budget status selection button, LED Indicators: Per Port: Link/Act, PoE: Act/Status, Per Unit: Power , Power Input: 100-240V AC, 50-60 Hz, internal power supply , Total Power Budget: 400W, Fan: 2 x Fans with hot-swappable fan tray , Switching Capacity: 56Gbps, Forwarding Rate: 41.6Mpps (64-byte package size), MAC Address: 8K, Jumbo Frames: 8K, Buffer Memory: 4.1Mb.