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The SIM800L GPRS GSM Module Core Board is a compact and versatile communication module that enables GSM and GPRS connectivity. It is based on the SIM800L module and offers quad-band support, allowing it to work in multiple frequency bands worldwide. The module is designed to provide reliable and efficient communication capabilities, making it suitable for various applications such as IoT projects, mobile communication systems, and remote monitoring.

      GSM 800L Module Core Board Quad-band

      SKU: 192
      ₹700.00 Regular Price
      ₹340.00Sale Price
      • Specification

        • Communication Standards: GSM, GPRS
        • Frequency Bands: Quad-band support (GSM 850/900/1800/1900 MHz)
        • SIM Card Slot: Standard SIM card
        • Serial Communication Interface: UART/Serial
        • Power Supply: 3.4V to 4.4V (typical: 3.7V)
        • Current Consumption:
          • Standby Mode: <2.0mA
          • Active Mode (GSM Transmission): <500mA
        • Antenna: External antenna required for signal reception
        • Dimensions: Compact and board-specific
        • AT Command Set: Supports standard AT commands for communication and control


        • Gather the necessary components: SIM800L GPRS GSM Module Core Board, power supply (3.4V to 4.4V), SIM card, external antenna, and jumper wires.
        • Identify the power supply requirements of the SIM800L module and prepare the appropriate power source.
        • Take the SIM800L module and locate the SIM card slot. It is usually located on the underside of the module.
        • Gently insert the SIM card into the slot, ensuring it is properly aligned and fully inserted.
        • Connect the external antenna to the designated antenna connector on the module.
        • Prepare the power supply within the required voltage range and ensure it is disconnected from any power source.
        • Connect the positive terminal of the power supply to the VCC pin of the SIM800L module.
        • Connect the negative terminal of the power supply to the GND pin of the module.
        • Connect the TX pin of the module to the RX pin of the microcontroller or the communication device using a jumper wire.
        • Connect the RX pin of the module to the TX pin of the microcontroller or the communication device using a jumper wire.
        • Ensure that all the connections are secure and properly connected.
        • Power on the SIM800L module by supplying power to the VCC and GND pins.
        • Wait for the module to initialize. It may take a few seconds to establish a connection with the network.
        • Once the module is ready, you can use the UART/Serial interface to send AT commands and communicate with the module.
        • Connect the microcontroller or communication device to a computer and open a serial terminal software.
        • Set up the serial terminal software to match the baud rate and other settings of the SIM800L module (typically 9600 baud).
        • Send AT commands through the serial terminal software to interact with the module and perform desired operations such as sending SMS, making calls, or accessing GPRS services.
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