HARDWARE FEATURES Standards and Protocols IEEE 802.3 IEEE 802.3u IEEE 802.3ab IEEE 802.3x Interface 8 10/100/1000Mbps RJ45 Ports AUTO Negotiation/AUTO MDI/MDIX Fan Quantity Fanless Power Consumption Maximum: 4.63W (220V/50Hz) External Power Supply 100-240VAC, 50/60Hz Buffer Size 2Mbit Jumbo Frame 15 KB Switching Capacity 16 Gbps Dimensions ( W x D x H ) 7.1 * 3.5 * 1.0 in. (180 * 90 * 25.5 mm) SOFTWARE FEATURES Transfer Method Store and Forward MAC Address Table 8K Advanced Functions Green Technology, saving power up to 80% 802.3X Flow Control, Back Pressure