Switch 8 Ports 10/100 Mbps Ethernet Network MINI Desktop Switch / Hub support MDI/MDI-X crossover Complies with IEEE802.3 and IEEE802.3x standards. Dimension: 6.5" x 4" x 1" Eight RJ-45 ports for 100Base-TX and 10Base-T connectivity Supports NWay protocol for speed (10/100Mbps) and duples mode (Half/Full) detection Support MDI/MDI-X crossover. Supports full and half duplex operation on all ports Supports extensive LED indicators for network diagonostics.External power adapter