Smallest SIM800L GPRS GSM Module MicroSIM Card Core BOard Quadband TTL Serial Port

Smallest SIM800L GPRS GSM Module MicroSIM Card Core BOard Quad-band TTL Serial PortDescription:Chip: SIM800LVoltage: 3.7-4.2VSupport networks: China Mobile, China Unicom and global quad-band networkModule size: 2.5cmx2.3cmTTL serial port for serial port, you can link directly to the microcontroller. No need MAX232Power module automatically boot, homing networkOnboard signal lights all the way . It flashes slowly when there is a signal, it flashes quickly when there is? no signalPackage Included:1?X SIM800L GPRS GSM Module























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