["Specifications:\nNetworking\nData Link Protocol: 802.11b, 802.11g, 802.11n (draft)\nStatus Indicators: Link/activity\nConnectivity Technology: Wireless\nSpread Spectrum Method: OFDM, DSSS\nFrequency Band: 2.4 GHz\nUp to 300 Mbps for raw data transfer rate\nCompliant Standards: IEEE 802.11b, IEEE 802.11g, IEEE 802.11n (draft)\n\n\nDimensions: 13x12x2cm/5.12x4.72x0.79\"\nDevice Type: adapter\nForm Factor: Plug-in card\nInterface (Bus) Type: PCI for Express x1\n\nSoftware / System Requirements\nPeripheral / Interface Devices: CD-ROM\nSystem Requirements Details: 20 MB\nSoftware Included: Drivers & Utilities\nOS Required: for Windows 2000 SP4 or Later\nAdditional Requirements: CD-ROM\n\nAerial\nAntenna: External detachable\nDirectivity: Omni-directional\n\nExpansion / Connectivity\nCompatible Slots: 1 x PCI for Express x1\n\nQuantity: 1 Set\n\nNote:\nPlease allow 0-3mm error due to manual measurement. pls make sure you do not mind before you bid\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage Includes:\n1 x D-Link DWA-556 Wireless N Adapter (with full height mounting bracket)\n3 x Detatchable Antennae"]