Color: black Material: plastic+metal Automatically negotiates 10 or 100 Mbps connection rate depending on speed. Plug & play and hot swapping capability. Self powered mode, no external power required. Supports suspend mode and remote via link-up and magic packet. Support ME, 2000, XP, Vista, for OS 8.6 or and Package Contents: 1 x USB Ethernet Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. No need to install in computer inside instead of PCI network card. Connect your laptop or desktop PC to Ethernet or LAN easily and efficiently. It supports maximum Ethernet speed is 100Mbps IEEE 802.3802.3U and 802. (10Base-T, 100base-TX) compatible. Half/Full duplex 10/100 Mbps operation.