Wireless Interface : Mini Card WWAN module - Vodafone (UMTS HSDPA) The MC8775 PCI Express Mini Card embedded module offers connectivity to all three HSDPA/UMTS frequency bands (850, 1900, 2100 MHz) and all four EDGE/GPRS bands (850, 900, 1800, and 1900 MHz) used worldwide, allowing seamless global roaming on the best available network. HP SPS: 435098-001 AS#: 411249-001 Sierra WirelessModel: MC8775