Specification: Brand new Device Type: USB RJ45 Lan Ethernet Network Adapter Output interface: USB2.0 Input interface: RJ45 Cable Length: 20CM Features: USB2.0 & 1G high-speed transmission Fully compatible with USB2.0 / 1.1 10M / 100M High quality black housing. Durable, beautiful fashion. Compact shape, easy to use and take Support windows /VISTA/WIN7/win8/win8.1/Mac / IOS / ANDROID operating system USB2.0 to 10/100Mbps gigabit ethernet. Super speed data transfer rate via USB2.0 Port and backward compliant to USB version 1.0/1.1/2.0. Support IEEE802.3az, 802.3 802.3u & 802.3ab. Support all USB2.0 power saving models. Support wake-on-lan function. Support green ethernet. Package included: 1 pc x USB 2.0 External Network Card LAN Adapter