W311U+is a wireless high power USB adapter with transmitting rate up to 150Mbps, andis specially designed for users requiring better wireless reception capability.It adopts the most advanced IEEE802.11n technology,and is perfectly compatiblewith IEEE802.11n/g/b wireless devices. Besides, the adapter adopts the advancedsignal-amplification technology and is equipped with a 3.5dBi detachableantenna. Therefore its wireless reception range becomes 3 times wider than thatof a 54Mbps USB Adapter. The W311U+ connects your desktop or laptop to yourwireless network for Internet access and file sharing.Compliantwith wireless-N standard, this adapter is able to provide 3times greaterwireless range than conventional wireless-G adapter. What is more, it deliverseven better wireless reception than ordinary wireless-N adapter due to its highpower design with one 3.5dBi external antenna.