Appearance - 4G LTE Modem | Network 4G LTE & GSM/GPRS/EDGE/TD-SCDMA/WCDMA/HSDPA/HSUPA/HSPA/HSPA+ 4G: 700(B17)/AWS or 800/900/1800/2100/2600MHz or 700(B13)MHz GSM/GPRS/EDGE:850/900/1800/1900Mhz UMTS/WCDMA/HSDPA/HSUPA/HSPA/HSPA+: 850/1900/2100Mhz or 850/900/1900/2100Mhz Data Speed: | Shell Steel shell: good electromagnetic shield and , heat radiate performance Electromagnetic Compatible Electrostatic Discharge (ESD): 3 class Radiated, radio-frequency, electromagnetic field immunity test: 3 class Environment Storage Temperature: -40 ~ 85°C Working Temperature: -30 ~ 75°C Humidity: 95% (non-condensing) |