Key Features: . Compliant with IEEE802.3, IEEE802.3u, IEEE802.3ab, IEEE802.3z, IEEE802.3x and IEEE802.3af/at standards. . 24 * 10/100 Mbps Base-TX RJ45 ports for data transmission and power supply, 2 * 10/100/1000 Mbps Base-T RJ45 ports for data transmission, 1 * 1000 Mbps Base-X combo SFP slot . 16 K MAC address table and MAC address auto-learning. . IEEE 802.3x-compliant full-duplex flow control and half-duplex backpressure flow control. . 8.8 Gbps backplane bandwidth. . Maximum power consumption of a single port: 30W; Maximum power consumption of the switch: 250W. . 4 Mb cache size for smooth video surveillance. . 4 modes: standard, priority, extend and VLAN. . Rack mounting.