Upgrade your computer's Wi-Fi and access the Internet quickly and easily from anywhere in your home or office. This adapter works best with a dualband or quadband router (DIR-825/DIR-855), but also with any other type of wireless router.¤¤With Wireless N Dualband, you can choose to switch to either the commonly used 2.4 GHz or the interference-free 5 GHz frequency, both of which guarantee incredible coverage with virtually no dead spots and speeds of up to 300 Mbps.¤¤No experience required, simply insert the enclosed CD into your computer and the installation wizard will do the rest.