HP lt2523 LTE/HSPA+ Mobile Broadband ATT WWAN Module Wireless Cellular Modem Series 675793-001 Version: lt2523 LTE/HSPA+ ATT WWAN Cellular Protocol GSM, GPRS, UMTS, EDGE, WCDMA, LTE, DC-HSPA+ Interface Type: PCI Express Mini Card Max Transfer Rate: 100 Mbps Features Assisted: GPS