The D-Link DWA-542 RangeBooster N 802.11n Wireless PCI Desktop Adapter offers fast and reliable wireless connectivity with a maximum data rate of 150 Mbps. With its compact desktop adapter form factor and compatibility with universal brands and products, it is a versatile and efficient choice for improving your computer's network connection. The D-Link DWA-542 is a high-quality product that meets the standards of 802.11n for seamless wireless communication in your home or office.