The "Mini" in its name is somewhat of a misnomer regarding its capabilities, though accurate regarding its physical footprint. The OT-WUA600NM is designed to be portable and unobtrusive. Unlike bulky antennas that block adjacent USB ports, this adapter is sleek. However, despite its size, it boasts a high-gain antenna design capable of transmitting and receiving signals over long distances—hence the "600m" designation, which implies significant range capability for rural or large-office environments.
Even after downloading, Windows may block the driver due to missing signatures. Follow this exact sequence: 600m wireless-n mini usb adapter ot-wua600nm driver download
