556-10772 Mobile Broadband : Internal Dell Wireless 5540 Card 3G/HSDPA SIM Not Inclded!! Latitude and Precision only (E5510 or E5500), { Compatible with --> E4200, E4310, E5410, E5510, E6410, E6510 }
DELL WIRELESS 5540 WWAN Mobile Broadband MiniPCI Express Mini-Card HSDPA GPS P/N: H039R , Ericsson F3607gw: Amazon.de
Dell DF062 - Mobile Broadband Wireless 5500 DW5500 WWAN 3G AT&T Mini PCI-E Card - CPU Medics
Dell Latitude E6410 Windows 7 Driver Installation Guide | Dell US