1.LTE Download speed:100Mbps 2.LTE upload speed: 50Mbps 3.Micro SD up to 32G ... LTE (proto-4G)Data SpeedDownload speeds of 100 Mb/sPortUSB 2.0MemoryMicro SD card slotSupported SystemsSuppot Win 7, Windows 2000/XP ... Operating SystemsFunctionSupport LTE: CAT3, DL 100Mbps / UL 50Mbps @ 20Mhz Bandwidth 2*2 MIMOPlug & PlaySupport work mode GPRS, EDGE, HSDPA, HSPA, HSPA + with ...