GPRS module

GPRS full form module is a unique and it can be differentiated by its full form of IMEI number. IMEI is a 15 digit unique number associated with mobile phone, and other GSM network services.

GSM module operate frequency are 850MHz, 900MHz, 1800MHz and 1900MHz.

In general GPRS module uses in IC or chip that connect to the GSM network using a SIM and radio waves. So we need to set up like shown in following image.

So shown in figure GPRS module, slot for inserting a SIM card, RS-232, interface for connecting with computer or a micro controller, signal status LED full form, power supply and a provision for connecting microphone and speaker.

We can do following task, with the help of GPRS module.
  • Send, receive or delete SMS message in the SIM card
  • Add, read and search the contact in the SIM card
  • Make receive or reject voice calls
  • Send and receive data to / from the GSM / GPRS network through GPRS


GPRS module

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