m5stack / M5-Schematic

Most of the schematics of M5Stack boards
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SIM800L Module As A #10

Open ianwillianb opened 5 years ago

ianwillianb commented 5 years ago

Is it possible to use the M5Stack integrated speaker/amplifier to output sounds coming from the SIM800L without any modifications to the board?

The microphone is sensitive enough to pickup voices in a distance of 1 meter?

Does the microphone eliminates noises?