PLANEX GW-DS11C 11Mbps Wireless LAN PCI Adapter comes with two external antennas, namely i) a sensitive dipole antenna that directly attaches to the adapter and ii) a movable antenna with a 90cm cable for desktop installation. The product comes with a low profile bracket for small footprint PCs, allowing the user to simply replace the adapter's bracket with the one that matches the computer's PCI bus type. The GW-DS11C is a Wi-Fi certified product.