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    SIM800A Wireless Module GSM/GPRS/SMS Robotics Bangladesh
    • SIM800A Wireless Module GSM/GPRS/SMS Robotics Bangladesh

    SIM800A Wireless Module GSM/GPRS/SMS

    RBD-3744

    The SIM800A Wireless Module is a compact, industrial-grade GSM/GPRS communication module that supports quad-band GSM900/1800MHz operation. It provides reliable GSM voice, SMS, and GPRS data transmission, making it ideal for a wide range of remote communication and IoT applications.

    This module is optimized with an efficient power design, ESD protection, reset circuitry, and dual antenna options for stable long-term operation. It is fully compatible with both 3.3V and 5V microcontrollers such as STM32, 8051, MSP430, and Arduino without the need for additional level shifting.

    BDT 1,090
    BDT 1,090 BDT 1,090 BDT 1,090 BDT 1,090
    Tax excluded Tax includedTax excludedTax includedTax excluded
    BDT 1,090 Tax excluded
    BDT 1,090 Tax included
    BDT 0 Tax
    BDT 1,090 Tax excluded
    BDT 0 Tax
    BDT 1,090 Tax included
    Quantity
    67 Items

    4 people have purchased this item
    67 items in stock
    Description

    The SIM800A Wireless Module is a compact, industrial-grade GSM/GPRS communication module that supports quad-band GSM900/1800MHz operation. It provides reliable GSM voice, SMS, and GPRS data transmission, making it ideal for a wide range of remote communication and IoT applications.

    This module is optimized with an efficient power design, ESD protection, reset circuitry, and dual antenna options for stable long-term operation. It is fully compatible with both 3.3V and 5V microcontrollers such as STM32, 8051, MSP430, and Arduino without the need for additional level shifting.


    Features

    • Quad-band GSM: GSM900/1800MHz

    • Communication Functions: Voice calls, SMS (SMS/MMS), GPRS data (transparent mode, domain name resolution, IP mode)

    • Extra Functions: DTMF decoding, TTS (text-to-speech, optional), Bluetooth (optional)

    • Serial Port: TTL level, adaptive to both 3.3V and 5V systems

    • Power Supply: 5V–18V DC input, requires ≥1.5A current for reliable data transmission

    • Low Power Consumption:

      • Standby: ~30mA

      • Sleep mode: ~10mA

    • Protection Circuits:

      • Serial port protected by TVS diodes and magnetic beads against surge/high voltage

      • SIM card circuit with SMF05C ESD protection

    • Antenna Options:

      • SMA antenna interface

      • IPX mini antenna interface (unsoldered by default)

    • PCB Design: Screen-printed labels for easy secondary development, optimized per SIM900A/SIM800A hardware design manual

    • Reset Function: Dedicated reset pin for hardware recovery


    Applications

    • Remote monitoring and telemetry

    • Smart home and building automation

    • Remote meter reading systems

    • IoT and M2M communication projects

    • Automotive communication equipment


    Technical Specifications

    • Module: SIM800A GSM/GPRS module

    • Frequency Bands: GSM 900/1800MHz

    • Supply Voltage: 5–18V DC (recommended ≥1.5A for stable operation)

    • Current Consumption:

      • Standby: ~30mA

      • Sleep: ~10mA

      • Transmission: up to 2A peak

    • Communication Interfaces: UART (TTL level, 3.3V/5V compatible)

    • Supported Protocols: SMS, MMS, HTTP, FTP, PPP dialing, GPRS

    • Antenna Connectors: SMA & IPX (optional)

    • SIM Slot: Micro SIM card deck

    • Reset Pin: Available

    • PCB Size: Compact design with clear silk-screen labels


    Package Includes

    • 1 × SIM800A GSM/GPRS Wireless Module


    This module is plug-and-play for most microcontrollers and development boards, requiring only a stable 5–18V power supply and UART connection.

    Product Details
    RBD-3744
    67 Items

    Specific References

    EAN13
    3744
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