Upgrade your desktop computer to dual-band 802.11ac with a PCI-E adapter for blistering Wi-Fi speeds on the interference free 5GHz frequency band. The EW-7822PIC features two detachable high gain antennas providing high-performance Wi-Fi coverage. Including an additional magnetic stand to find the best antenna location to optimise wireless operation range and backwards compatible with 802.11a/b/g/n wireless devices.