Support networks: China Mobile, China Unicom and global quad-band network
TTL serial port for serial port, you can link directly to the microcontroller. No need MAX232
Onboard signal lights all the way . It flashes slowly when there is a signal, it flashes quickly when there is no signal
Module size: 2.5cmx2.3cm
Power module automatically boot, homing network
Feature:Support networks: China Mobile, China Unicom and global quad-band networkTTL 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 signalModule size: 2.5cmx2.3cmChip: SIM800LVoltage: 3.7-4.2VIncluded:1 x Module Card Board set with Antenna
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