A-II GSM Shield, GSM/GPRS/SMS/DTMF v.2.105, for Arduino and Raspberry Pi

Brand: Itbrain Power
Product Code: AN-10243
Availability: 4-6 business days
Planned delivery date after ordering: 2025-01-28
49.90€
Ex Tax: 41.24€

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The new version of the module working with Arduino and Raspberry Pi that provides communication in GSM and GPRS. Based on Quectel M95, it allows for voice calls, sending SMS messages. On the board are two connectors for SIM cards (dual SIM), microSD slots, and outputs/inputs of the audio. There are no connectors for the Arduino.

Specification:

  • Driver: Quectel M95
  • Supported standards: GSM / GPRS
  • Frequencies: 850 / 950 / 1800 / 1900 MHz
  • Support standard DTMF
  • Dual SIM option (one currently active)
  • Support for AT commands
  • Built-in PCB antenna capable of connecting external version via a connector u.FL
  • 5 ways of power
  • UART: 2.8 V to 5 V
  • The choice of power source via jumper:
    • USB
    • built-in controller 5 V
    • the input voltage VIN
  • Built-in connectors:
    • for SIM (x2 of dual SIM card)
    • for the microSD memory card up to 32 GB
    • miniUSB - built-in converter UART - USB (cable sold separately)
    • Jack audio outputs to connect the headphones/speakers (870 MW)
    • Jack audio inputs Jack for a microphone
    • connector u.FL for external antenna (antennas and adapters u.FL - SMA are not included)
  • There are no connectors for Arduino
  • The system of the connector is suitable for Arduino: Uno, Leonardo, Mega 2560, Mega ADK
  • It is also compatible with Raspberry Pi
  • Led out RESET button of the Arduino
  • Works with Raspberry Pi: 3, 2, B+, A+
  • Three mounting holes with a diameter of 3mm
  • Board sizes: 83 x 54 mm