LevelOne 8-port Gigabit Desktop/Wall Mountable Switch(GSW-0807) - 8 x 10/100/1000Mbps Auto-negotiation Gigabit Ethernet ports - Auto MDI/MDI-X for each port - Supports full duplex transfer mode for 1000Mbps - Supports 8K absolute MAC addresses - Supports 128KBytes RAM for data buffering - Supports IEEE 802.3x full-duplex / half-duplex back pressure flow control - Supports 9KB Jumbo Frames - Supports IEEE 802.3az Energy Efficient Ethernet