The USB Connector is a dedicated wireless access point that plugs into a USB port on your PC. It uses your PC to access your existing high-speed internet connection. Multiple Nintendo DS systems may be registered to the USB Connector and up to five (5) DS systems can enjoy online game play at the same time. The Nintendo Wi-Fi USB Connector will ONLY work with the Nintendo DS.
U just need an internet connection on your PC and settings. Nintendo DS will get connected through Nintendo Wi-Fi Connector on your PC with is wireless.