Specifications:<br> Networking<br> Data Link Protocol: 802.11b, 802.11g, 802.11n (draft)<br> Status Indicators: Link/activity<br> Connectivity Technology: Wireless<br> Spread Spectrum Method: OFDM, DSSS<br> Frequency Band: 2.4 GHz<br> Up to 300 Mbps for raw data transfer rate<br> Compliant Standards: IEEE 802.11b, IEEE 802.11g, IEEE 802.11n (draft)<br> Dimensions: 13x12x2cm/5.12x4.72x0.79"<br> Device Type: adapter<br> Form Factor: Plug-in card<br> Interface (Bus) Type: PCI for Express x1<br> Software / System Requirements<br> Peripheral / Interface Devices: CD-ROM<br> System Requirements Details: 20 MB<br> Software Included: Drivers & Utilities<br> OS Required: for Windows 2000 SP4 or Later<br> Additional Requirements: CD-ROM<br> Aerial<br> Antenna: External detachable<br> Directivity: Omni-directional<br> Expansion / Connectivity<br> Compatible Slots: 1 x PCI for Express x1<br> Quantity: 1 Set<br> <br> Note:<br> Please allow 0-3mm error due to manual measurement. pls make sure you do not mind before you bid<br> Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!<br> <br> Package Includes:<br> 1 x D-Link DWA-556 Wireless N Adapter (with full height mounting bracket)<br> 3 x Detatchable Antennae<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store