... Ready models) among other Laptops/UMPCsInterface : Mini PCI EFrequency bands: GSM: 850, 900, 1800, 1900MHzHSPA/UMTS: 850, 1900, 2100MHzHSPA Embedded Module : HSUPA ... : 5.76Mbps (UL)HSDPA: 7.2Mbps (DL)UMTS: 384kbps (DL/UL) EDGE: 236.8kpbs (DL/UL) compatible system ... .3. The card compatible all brand laptop that have Mini pci-e & Sim Card Slot.4. before buy it ,please conform ...