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Compatible with 802.11g/b devices, W311MI is a wireless USB Adapter with WiFi transmission speed 3 times faster than 802.11g devices. This wireless adapter features a sleek compact design that fits into your computer’s USB port with minimal protrusion making it ideal for use when traveling or in a crowded workspace The W311MI connects your desktop or notebook computer with an available USB port to your wireless network for Internet access and file sharing. Desktop users can easily add wireless connectivity without having to open the PC case. Laptop users can easily upgrade to the latest 802.11n and get better range. It is ideal for email, web browsing and file sharing in the home.