Buffalo 54 Mbps Wireless USB 2.0 Keychain Adapter offers a sleek and convenient way to instantly add 802.11g wireless connectivity through an available USB port on your Windows PC. Desktop users can easily connect via the USB port without the need to open the PC case and install a PCI Card. Mobile users are offered a quick and portable way to connect without taking up a PC Card slot. The added benefit of automatic installation of the client manager software offers genuine plug and play solution to end users. The AirStation One-Touch Secure System (AOSS) provides a quick and easy way to create a secure wireless access on multiple platforms within minutes. USB extension cable is included with this keychain adapter for versatile connections. Its stylish design and compact size makes the USB keychain adapter the ultimate portable wireless client solution.