GSM-SIM 800L
Here you find how to interface GSM-SIM 800L , coding, technical details, power ratings of GSM-SIM800L, Arduino interface with GSM-SIM800L,
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GSM Module (Gsm-sim800L)
1. GSM-SIM800L
SIM800L GSM/GPRS module is a miniature GSM module, You
can use this module to design a simple Mobile to perform SMS
text messages, make or receive phone calls, connecting to the
internet through GPRS and TCP/IP. Sim800L module supports
quad-band GSM/GPRS network, meaning it works pretty much
anywhere in the world, and it supports the Micro SIM card
Follow this link to get more information…..
https://technoelectronics44.blogspot.com/2020/11/gsm-sim800l.html