Edimax wireless high gain usb adaptors edimax ew 7711uan v2 this wireless high gain usb adaptor from edimax is a high gain wireless adaptor which provides a simple and easy way to network your computer or laptop or upgrade wireless connectivity the high gain nlite usb adaptor supports higher data transmission speeds of up to 150 mbits when connected to wireless 80211n devices you need it only in the usb port of the computer simply enjoy incredible high speed wireless network access c