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Duinopeak SIM900 Four frequency GSM/GPRS Development Board for Arduino
Overview:Hook your Arduino up to GSM/GPRS cell phone network with GPRS shield! You can use your Arduino to dial a phone number or send a text to your friend via easy to use AT commands now. This new version features a quad-band low power consumption GSM/GPRS module SIM900 as well as a compact PCB antenna. Meanwhile£¬ improvements on interfaces and basic circuit have been taken to make it more concise and reliable. Specification: CompatibleArduino UNO; Other main board via jumpers Selectable interfaceUART£¬ Software serial Quad band support850/900/1800/1900MHz Communication supportStandard - GSM 07.07 & 07.05 and Enhanced - SIMCOM AT Commands Operation temperature-40°C to +85 °C Protocol support0710 MUX protocol£¬ embedded TCP/UDP protocol£¬ FTP/HTTP£¬ FOTA£¬ MMS£¬ embedded AT Certification of SIM900CE£¬ IC£¬ FCC£¬ ROHS£¬ PTCRB£¬ GCF£¬ ICASA£¬ REACH£¬ AT&T Consumption Power supply5v via 5V pin£¬ 6.5~12V via Vin pin