Advanced FeaturesSingle-Band UMTS/HSDPA, 2100MHz Quad-Band GSM/GPRS/EDGE 850/900/1800/1900MHz HSDPA 7.2Mbps USB 2.0 full speed or UART support,Integrated TCP/UDP/IP protocol stackTechnical ProfilesNetwork Frequency: WCDMA 2100MHz GSM 850/900/1800/1900MHz Dimension: 35mmX35mmX4.4mm Support Data and Audio servicesInterfacesUSB2.0 (default) UART SIM card Audio: 2 Microphone, 3 speakersI2C interface (option) GPIO 1X (option)Data ServicesUMTS data speed (max): 7.2Mbps WCDMA data speed (max): 384Kbps GPRS/EDGE
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