GSM/GPRS Modules   SIM800C

About the SIM800C category (1)
Board Restarts continiously with External Antenna (3)
SIM 800C not getting respose every time (3)
Few SIM800C AT commands are not working (2)
SIM800C registration problem (2)
SIM800C bareboard (2)
Can not work ATH command on SIM800C (2)
Send text to an internet server with a SIM800C and Arduino (5)
Is the ME part of my SIM800C well working? ( 2 ) (25)
SIM800C CIPSSL return ERROR (1)
Sim800 http url length problem (2)
module stop to answer to AT-commands (1)
SIM800C echoes everything i type - Turning off echo mode [SOLVED] (5)