This 3 in 1 small module with various functions that sending voice and short message, browsing webpages and collecting GPS.
Support SIM network type: GSM(2G)/TD-SCDMA(3G)/WCDMA(3G)/TD-LTE(4G)/FDD-LTE(4G),not support CDMA1X(2G)/EVDO(3G)
Specification:
Connection with Arduino
A7 Module ARDUINO UNO
GND ------> GND
U_TXD ----> 0
U_RXD ----> 1
Download the material from drive.google.com/open?id=0ByLlBkJVmxooZmM2UjAyWmdlbW8
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