The Intel WiFi Link 5100 Series is a family of IEEE 802.11a/b/g/Draft-N1 wireless network adapters that operate in both the 2.4 GHz and 5.0 GHz spectrum. These adapters, available in both PCIe Mini Card and Half Mini Card form factors, deliver up to 300 Mbps, 2 of receive bandwidth; in addition to providing a host of features that enhance today's mobile lifestyle. Features: Over 5x bandwidth increase compared to existing 802.11a/b/g solutions Up to 2x greater range IEEE 802.11a/b/g and Draft-N1 compliant WiFi Personal Area Network capabilities Industry-leading power consumption Wireless support for Intel Active Management Technology Advanced security via 802.11i Easy-to-use for Intel PROSet v12.0 WLAN Software Support for Cisco Compatible Extensions* v4 Performance-optimized with Connect with Intel Centrino processor technology certified access points Tips: for: Motherboard chipset for Intel 940 above laptop Not for IBM/for HP laptop and for Dell D620 Fujitsu T4210 Vostro 1500 for Inspiron 1520 Specifications: Item Type: for Intel Link 5100 Wireless Card Model: 512AN_MMW Size: 5030mm/1.971.18in (Approx.) Frequency Band: 2.4GHz, 5GHz Wireless Network Card Type: Wireless Card Network Standard: 802.11a, 802.11g, 802.11n Interface Type: Mini Card or Half Mini Card Compatible Port/Slot: Mini PCI Express Max Speed: 300Mbps Quantity: 1 Pc (other accessories demo in the picture is not included) Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!! Compare the detail sizes with yours, please allow 1-4CM differs due to manual measurement, thanks! Package Includes: 1 X for Intel Link 5100 Wireless Card (No retail package)