D-Link Wireless N300 Dual Band PCI Express Desktop Adapter (DWA-566)

Wireless N Technology for Fast Speeds. The D-Link Wireless N 300 Dual Band PCI Express Desktop Adapter with Wireless N technology maximizes the speed and range of your wireless signal to significantly outperform Wireless G devices. Dual Band Advantage for HD Streaming, Gaming and Everyday Use. Dual Band is two Wi-Fi networks in one router. The dual band technology in the DWA-566 supports 2.4GHz or 5GHz wireless signals. You can check e-mail and browse the Internet using the 2.4GHz band or play games and stream HD movies on the clearer 5GHz band. This prevents both signals from getting overloaded and avoids interference and lag.