24×100Mbps PoE ports (RJ45)+2×1000Mbps Combo ports, IEEE802.3,IEEE802.3u,IEEE802.3z,IEEE802.3ab,IEEE802.3x,IEEE802.3af,IEEE802.3at,IEEE802.3az, 8.8Gbps 6.55Mpps 4Mbit 16K 440mm x 280mm x 4416mm(17.3"×11"×1.7") <4.2kg, AC: 100-240V, 50/60Hz 802.3at/af, Max capacity: 370W Max capacity for single port: 30WCooling Fans = 2