The Hi-Speed USB (Universal Serial Bus) 2.0 Gigabit Ethernet Adapter is a compact, high-performance network adapter that means that you can upgrade your desktop or notebook computer to operate at Gigabit speeds on the LAN. Because it attaches to one of your computer’s USB (Universal Serial Bus) connectors, there is no need to open up your PC — & the user-friendly setup software makes installation quick & easy. Faster Throughput The Hi-Speed Adapter means that you can take advantage of the throughput rate of Hi-Speed USB (Universal Serial Bus) 2.0. Other adapters that only run up to 10/100 Mbps Fast Ethernet can not even come close to providing you with this enhanced performance. Auto-Negotiation The Hi-Speed Adapter will automatically detect the network speed that the LAN switch port is set to & run at the same speed. The adapter supports 10 Base-T Ethernet, 100 Base-TX Fast Ethernet & 1000 Base-T Gigabit Ethernet. Full Duplex When running in full duplex mode, the Hi-Speed Adapter connects at the following link speeds: 20 Mbps (10 Base-T Ethernet), 200 Mbps (100 Base-TX Fast Ethernet) & 2 Gbps (1000 Base-T Gigabit Ethernet). Portable Design The Hi-Speed Adapter is compact, & can be easily used from one computer to another or transferred in your notebook case as you travel. It doesn’t take up a lot of space, & does not add clutter to your workspace. Up to 3 times faster than USB (Universal Serial Bus) 2.0 to Fast Ethernet adapters Up to 30 times faster than USB (Universal Serial Bus) 1.1 to Fast Ethernet adapters Add a network connection without opening up your PC Perfect for both desktop & notebook computers Hot swappable (no need to power down) Full duplex with auto speed detection Low power consumption via USB (Universal Serial Bus) bus Plug & Play installation Supports the most popular operating systems: Windows 2000, XP, Vista & Windows 7