Edimax EW-7722UTN IEEE 802.11n USB - Wi-Fi Adapter - 300 Mbps - External. Enjoying high-speed wireless network access is as simple as plugging the Edimax EW-7722UTn into your computer"s USB port. This mini wireless USB adapter is a quick and easy way to add or upgrade the wireless connectivity of your desktop, laptop, or notebook computer. You can enjoy data rates of up to 300Mbps when the Edimax EW-7722UTn is connected to 300Mbps wireless 802.11n standard devices.