Description: Form Factor: PCI Express (TM) Mini Card Antenna Interface Connector: Hirose U.FL-R-SMT mates with cable connector U. Universal antenna ports MAIN and AUX Connector Interface: 53-pin Mini Card edge connector Frequency Band : IEEE 802.11b: 2.4 GHz (2400?2500 MHz) IEEE 802.11g: 2.4 GHz (2400?2500 MHz) Compatibility / WLAN Standard : IEEE 802.11g standard for wireless LAN (OFDM) IEEE 802.11b standard for wireless LAN (DSSS) Operating Systems: Microsoft Windows XP, Microsoft Windows 2000, Microsoft Vista and Mac OS Architecture: Infrastructure or ad hoc (peer-to-peer) operating modes Compatible with following Laptops: Dell Inspiron 1420 1501, 1525, 1721, 630m, 6400, 640m, 9200, 9300, 9400, E1505, E1705 Dell Latitude 131L, D420, D520, D620, D630, D820, D830 Dell Vostro 1000 1400 1500 1700 Dell XPS M140 M1210 M1330 M1710 M2010 It's a broadcom 4311 universal card,. Compatible with ALL laptops that have a mini PCI-E (945?ATI?VIA) internal slot,except IBM & HP Laptops. Note: Not for HP and IBM Laptops. Does not include driver CD. Package includes: 1 * Wireless CardUPC NO:'519155170860 and SKU:ADIB005V9AJ6K