• Banner

    A7670G 4G LTE USB Dongle with TTS Voice, Call, SMS, Data Support for Raspberry Pi Robotics Bangladesh
    • A7670G 4G LTE USB Dongle with TTS Voice, Call, SMS, Data Support for Raspberry Pi Robotics Bangladesh
    • A7670G 4G LTE USB Dongle with TTS Voice, Call, SMS, Data Support for Raspberry Pi Robotics Bangladesh
    • A7670G 4G LTE USB Dongle with TTS Voice, Call, SMS, Data Support for Raspberry Pi Robotics Bangladesh
    • A7670G 4G LTE USB Dongle with TTS Voice, Call, SMS, Data Support for Raspberry Pi Robotics Bangladesh
    • A7670G 4G LTE USB Dongle with TTS Voice, Call, SMS, Data Support for Raspberry Pi Robotics Bangladesh
    • A7670G 4G LTE USB Dongle with TTS Voice, Call, SMS, Data Support for Raspberry Pi Robotics Bangladesh
    • A7670G 4G LTE USB Dongle with TTS Voice, Call, SMS, Data Support for Raspberry Pi Robotics Bangladesh

    A7670G 4G LTE USB Dongle with TTS Voice, Call, SMS, Data Support for Raspberry Pi

    RBD-3766

    The A7670G 4G LTE USB Dongle is a powerful and versatile communication module designed for global use. Built on the SIMCom A7670G platform, this dongle supports high-speed 4G internet, voice calls, SMS messaging, and advanced IoT features. Unlike the A7670C, the A7670G includes TTS (Text-to-Speech) voice broadcasting and DTMF audio decoding, making it ideal for applications that require remote voice synthesis, call automation, or interactive voice systems.

    Its plug-and-play USB interface ensures easy integration with Raspberry Pi, Linux PCs, Windows, and Android systems, providing developers with a reliable solution for IoT, industrial automation, medical equipment, smart retail, and embedded computing projects.

    BDT 3,840
    BDT 3,840 BDT 3,840 BDT 3,840 BDT 3,840
    Tax excluded Tax includedTax excludedTax includedTax excluded
    BDT 3,840 Tax excluded
    BDT 3,840 Tax included
    BDT 0 Tax
    BDT 3,840 Tax excluded
    BDT 0 Tax
    BDT 3,840 Tax included
    Quantity
    4 Items

    1 person has purchased this item
    Only 4 items left in stock
    Description

    Product Description

    The A7670G 4G LTE USB Dongle is a powerful and versatile communication module designed for global use. Built on the SIMCom A7670G platform, this dongle supports high-speed 4G internet, voice calls, SMS messaging, and advanced IoT features. Unlike the A7670C, the A7670G includes TTS (Text-to-Speech) voice broadcasting and DTMF audio decoding, making it ideal for applications that require remote voice synthesis, call automation, or interactive voice systems.

    Its plug-and-play USB interface ensures easy integration with Raspberry Pi, Linux PCs, Windows, and Android systems, providing developers with a reliable solution for IoT, industrial automation, medical equipment, smart retail, and embedded computing projects.


    Key Features

    • Global Compatibility – Works with worldwide 4G LTE networks

    • Full Communication Support – Internet access, SMS, and voice calling

    • TTS Voice Broadcast – Send text to the module during a call and it will synthesize speech for the recipient

    • DTMF Audio Decoding – For remote control and automated response systems

    • Plug-and-Play USB Interface – No complex drivers required; supports RNDIS and PPP networking

    • Cross-Platform Support – Compatible with Raspberry Pi, Linux, Windows, and Android

    • IoT-Ready – Works seamlessly with Python, MQTT, TCP/UDP protocols, and industrial control applications

    • Compact Design – Slim USB dongle form factor with onboard SIM slot and 4G antenna interface


    Technical Specifications

    • Model: A7670G (Global version)

    • Functions: 4G internet, SMS, voice calling, TTS voice, DTMF decoding

    • Interface: USB 2.0, TTL debug interface, Nano SIM card slot

    • Supported Protocols: RNDIS, PPP, TCP/IP, UDP, MQTT, SMS, voice call

    • System Support: Raspberry Pi, Linux, Windows, Android, ARM-based devices

    • Power Supply: 5V / 0.2A via USB

    • Dimensions: 76 × 28 × 8 mm

    • Indicators: Power LED, Signal LED, Status LED

    • Extras: Reset key, UBOOT key, IPEX antenna connector, 3.5mm audio jack


    Applications

    • Raspberry Pi & Embedded Projects – Add global 4G internet and GSM functionality to your Pi

    • Industrial IoT – Remote monitoring, machine-to-machine communication, smart factories

    • Healthcare & Medical Devices – Real-time patient monitoring with voice/SMS alerts

    • Telematics & Automotive – Vehicle tracking, fleet management, smart navigation

    • Smart Retail & Vending – Cashless payment terminals, kiosks, ticketing systems

    • Remote Voice Solutions – TTS-enabled interactive voice response (IVR) systems


    Package Includes

    • 1 × A7670G 4G LTE USB Dongle Module


    Why Choose the A7670G (Global)?

    Unlike the A7670C (domestic), the A7670G Global version includes all features: 4G internet, SMS, voice calls, TTS voice synthesis, and DTMF decoding. This makes it the best choice for developers who want full communication capability and need their projects to work globally.


    Get connected with the A7670G Global 4G LTE USB Dongle – the all-in-one solution for internet, SMS, calls, and voice broadcasting on Raspberry Pi, Linux, and industrial computers.

    Product Details
    RBD-3766
    4 Items

    Specific References

    EAN13
    3766
    Comments (0)
    Grade
    No customer reviews for the moment.
    16 other products in the same category:
    LM358 Duty And Frequency Adjustable Square Wave Signal Generator Robotics Bangladesh LM358 Duty And Frequency Adjustable Square Wave Signal Generator Robotics Bangladesh

    Reference: RBD-3320

    LM358 Duty And Frequency Adjustable Square Wave Signal Generator

    (0)
    LM358-based square wave generator with adjustable duty cycle and frequency Wide frequency range (0.07Hz–200kHz) suitable for multiple electronic applications LED indicator provides real-time output signal status High output drive current (up to 500mA) for powering small relays and motors Four selectable frequency levels for precise tuning and waveform...
    BDT 350
    BDT 350 tax incl.
    BDT 350 tax excl.
    BDT 350 tax excl.
    BDT 350 tax incl.
    BDT 350 tax incl.
    BDT 0 Tax
    BDT 350 tax excl.
    BDT 350 tax excl.
    BDT 0 Tax
    BDT 350 tax incl.
    More LM358 Duty And Frequency Adjustable Square Wave Signal Generator
    In-Stock
    In stock: 18
    Voice Recognition Module Kit V3.1 Elechouse Robotics Bangladesh Voice Recognition Module Kit V3.1 Elechouse Robotics Bangladesh

    Reference: RBD-550

    Voice Recognition Module Kit V3.1 Elechouse

    (0)
    Supply Voltage: 4.5 – 5.5 V. Current : <40 mA. Digital Interface : 5V TTL level for UART interface and GPIO. Support maximum 80 voice commands, with each voice 1500ms (one or two words speaking). Maximum 7 voice commands effective at same time. Arduino library is supplied. User-control General Pin Output. RoboticsBD
    BDT 2,780
    BDT 2,780 tax incl.
    BDT 2,780 tax excl.
    BDT 2,780 tax excl.
    BDT 2,780 tax incl.
    BDT 2,780 tax incl.
    BDT 0 Tax
    BDT 2,780 tax excl.
    BDT 2,780 tax excl.
    BDT 0 Tax
    BDT 2,780 tax incl.
    More Voice Recognition Module Kit V3.1 Elechouse
    In-Stock
    In stock: 12
    Rotary Potentiometer Analog Knobs 8 Channel Module Robotics Bangladesh Rotary Potentiometer Analog Knobs 8 Channel Module Robotics Bangladesh

    Reference: RBD-2331

    Rotary Potentiometer Analog Knobs 8 Channel Module

    (0)
    8-channel rotary potentiometer module with I²C interface for easy integration Features 10K adjustable potentiometers for precise control of resistance Converts resistance changes into voltage output for microcontroller input Compatible with various microcontrollers, including Arduino and Raspberry Pi Compact module (80mm x 32mm) with simple wiring and...
    BDT 640
    BDT 640 tax incl.
    BDT 640 tax excl.
    BDT 640 tax excl.
    BDT 640 tax incl.
    BDT 640 tax incl.
    BDT 0 Tax
    BDT 640 tax excl.
    BDT 640 tax excl.
    BDT 0 Tax
    BDT 640 tax incl.
    More Rotary Potentiometer Analog Knobs 8 Channel Module
    In-Stock
    In stock: 16
    24V 30A 1 Channel Relay Module with Optocoupler Isolation Robotics Bangladesh 24V 30A 1 Channel Relay Module with Optocoupler Isolation Robotics Bangladesh

    Reference: RBD-3177

    24V 30A 1 Channel Relay Module with Optocoupler Isolation

    (0)
    24V 30A 1-Channel Relay Module designed for high-power switching and automation projects. Handles up to 240V AC or 30V DC at 30A, suitable for motors, lights, and heavy appliances. Features optocoupler isolation for safe separation between control and load circuits. Supports both high and low-level triggers via onboard jumper settings. Includes LED...
    BDT 298
    BDT 298 tax incl.
    BDT 298 tax excl.
    BDT 298 tax excl.
    BDT 298 tax incl.
    BDT 298 tax incl.
    BDT 0 Tax
    BDT 298 tax excl.
    BDT 298 tax excl.
    BDT 0 Tax
    BDT 298 tax incl.
    More 24V 30A 1 Channel Relay Module with Optocoupler Isolation
    In-Stock
    In stock: 95
    Arduino Bluetooth Module HC-06 Original CSR Chip Robotics Bangladesh Arduino Bluetooth Module HC-06 Original CSR Chip Robotics Bangladesh

    Reference: RBD-3432

    Arduino Bluetooth Module HC-06 Original CSR Chip

    (0)
    Original CSR BC417 Chipset for stable and reliable Bluetooth communication. Slave Mode Only – ideal for receiving data wirelessly from smartphones or PCs. Supports Bluetooth 2.0 + EDR with Serial Port Profile (SPP) for seamless UART communication. Wide Compatibility: Works with Arduino, Raspberry Pi, ESP32, STM32, and other MCU platforms. Compact Design...
    BDT 790
    BDT 790 tax incl.
    BDT 790 tax excl.
    BDT 790 tax excl.
    BDT 790 tax incl.
    BDT 790 tax incl.
    BDT 0 Tax
    BDT 790 tax excl.
    BDT 790 tax excl.
    BDT 0 Tax
    BDT 790 tax incl.
    More Arduino Bluetooth Module HC-06 Original CSR Chip
    In-Stock
    In stock: 16
    GY-NEO-7M V2 Flight Control GPS Module Robotics Bangladesh GY-NEO-7M V2 Flight Control GPS Module Robotics Bangladesh

    Reference: RBD-3279

    GY-NEO-7M V2 Flight Control GPS Module

    (0)
    High-performance GPS module based on u-blox M8 GNSS engine. Supports GPS, GLONASS, Galileo, BeiDou, QZSS, and SBAS systems for global coverage. Fast satellite acquisition and high positioning accuracy. Built-in flash memory allows firmware updates for future compatibility. Includes passive ceramic antenna and SMA connector for external active antenna....
    BDT 650
    BDT 650 tax incl.
    BDT 650 tax excl.
    BDT 650 tax excl.
    BDT 650 tax incl.
    BDT 650 tax incl.
    BDT 0 Tax
    BDT 650 tax excl.
    BDT 650 tax excl.
    BDT 0 Tax
    BDT 650 tax incl.
    More GY-NEO-7M V2 Flight Control GPS Module
    In-Stock
    In stock: 7
    MicroSD Card Module Robotics Bangladesh

    Reference: RBD-2759

    MicroSD Card Module

    (0)
    MicroSD card module for reading and writing data Operates at 3.3V logic, SPI bus compatible Ideal for data logging and large data storage projects Requires level shifters when used with 5V MCUs (e.g., Arduino Uno) Typical current draw: 15–30mA (read), up to 100mA (write) Compact and easy to integrate with Arduino, STM32, and ESP32
    BDT 90
    BDT 90 tax incl.
    BDT 90 tax excl.
    BDT 90 tax excl.
    BDT 90 tax incl.
    BDT 90 tax incl.
    BDT 0 Tax
    BDT 90 tax excl.
    BDT 90 tax excl.
    BDT 0 Tax
    BDT 90 tax incl.
    More MicroSD Card Module
    In-Stock
    In stock: 64
    U-Blox NEO-6M GPS Module Robotics Bangladesh U-Blox NEO-6M GPS Module Robotics Bangladesh

    Reference: RBD-0797

    U-Blox NEO-6M GPS Module

    (0)
    5Hz position update rate. The cold start time of 38 s and Hot start time of 1 s. Configurable from 4800 Baud to 115200 Baud rates. (default 9600). SuperSense ® Indoor GPS: -162 dBm tracking sensitivity. Support SBAS (WAAS, EGNOS, MSAS, GAGAN). Separated 18 x 18mm GPS antenna. RoboticsBD In recent years 2022, due to a shortage of chips, some of the GPS...
    BDT 440
    BDT 440 tax incl.
    BDT 440 tax excl.
    BDT 440 tax excl.
    BDT 440 tax incl.
    BDT 440 tax incl.
    BDT 0 Tax
    BDT 440 tax excl.
    BDT 440 tax excl.
    BDT 0 Tax
    BDT 440 tax incl.
    More U-Blox NEO-6M GPS Module
    In-Stock
    In stock: 58
    Precision Real Time Clock Module DS3231 AT24C32 I2C Robotics Bangladesh

    Reference: RBD-0386

    Precision Real Time Clock Module DS3231 AT24C32 I2C

    (0)
    1 Hz output pin SQW. 32 KHz output pin 32K. RoboticsBD Voltage Supply: 2.2 V ~ 5.5 V (for RTC). Time Format: HH: MM: SS (12/24 hr). Date Format: YY-MM-DD-dd. DS 3231 based RTC with 2032 Battery Holder. RoboticsBD Battery is not includedNote: Batteries not included. (Comes without Battery)
    BDT 244
    BDT 244 tax incl.
    BDT 244 tax excl.
    BDT 244 tax excl.
    BDT 244 tax incl.
    BDT 244 tax incl.
    BDT 0 Tax
    BDT 244 tax excl.
    BDT 244 tax excl.
    BDT 0 Tax
    BDT 244 tax incl.
    More Precision Real Time Clock Module DS3231 AT24C32 I2C
    In-Stock
    In stock: 74
    HC-08 Bluetooth 4.0BLE Serial Port Module Robotics Bangladesh HC-08 Bluetooth 4.0BLE Serial Port Module Robotics Bangladesh

    Reference: RBD-1928

    HC-08 Bluetooth 4.0BLE Serial Port Module

    (0)
    Frequency: 2.4GHz ISM. Protocol: BLE 4.0. Max transmitting power: max. 4dBm. Modulation System: GFSK. Serial Baud Rate: 1200 to 115200 bps. Reference Distance: 80 meters.
    BDT 950
    BDT 950 tax incl.
    BDT 950 tax excl.
    BDT 950 tax excl.
    BDT 950 tax incl.
    BDT 950 tax incl.
    BDT 0 Tax
    BDT 950 tax excl.
    BDT 950 tax excl.
    BDT 0 Tax
    BDT 950 tax incl.
    More HC-08 Bluetooth 4.0BLE Serial Port Module
    In-Stock
    In stock: 50
    High Sensitivity Rotary Angle Sensor Adjustable Potentiometer Knob Module Robotics Bangladesh High Sensitivity Rotary Angle Sensor Adjustable Potentiometer Knob Module Robotics Bangladesh

    Reference: RBD-3120

    High Sensitivity Rotary Angle Sensor Adjustable Potentiometer Knob Module

    (0)
    High-sensitivity rotary angle sensor based on a 10KΩ adjustable potentiometer Analog voltage output (0–VCC) varies linearly with rotation angle Compatible with 3.3V–5.5V systems, including Arduino and Raspberry Pi Aluminum knob ensures smooth and precise control Four M2 mounting holes for stable and easy installation Ideal for volume, brightness, and...
    BDT 290
    BDT 290 tax incl.
    BDT 290 tax excl.
    BDT 290 tax excl.
    BDT 290 tax incl.
    BDT 290 tax incl.
    BDT 0 Tax
    BDT 290 tax excl.
    BDT 290 tax excl.
    BDT 0 Tax
    BDT 290 tax incl.
    More High Sensitivity Rotary Angle Sensor Adjustable Potentiometer Knob Module
    In-Stock
    In stock: 34
    RGB Full color LED SMD Module Robotics Bangladesh

    Reference: RBD-1367

    RGB Full color LED SMD Module

    (0)
    RGB trichromatic limiting resistor to prevent burnout PWM adjusted color mixing Working voltage: 5V LED drive mode: Common cathode driver
    BDT 55
    BDT 55 tax incl.
    BDT 55 tax excl.
    BDT 55 tax excl.
    BDT 55 tax incl.
    BDT 55 tax incl.
    BDT 0 Tax
    BDT 55 tax excl.
    BDT 55 tax excl.
    BDT 0 Tax
    BDT 55 tax incl.
    More RGB Full color LED SMD Module
    In-Stock
    In stock: 98
    3211 RGB Matrix Bonnet for Raspberry Pi Robotics Bangladesh 3211 RGB Matrix Bonnet for Raspberry Pi Robotics Bangladesh

    Reference: RBD-3867

    3211 RGB Matrix Bonnet for Raspberry Pi

    (0)
    Adafruit-compatible 3211 RGB Matrix Bonnet designed for Raspberry Pi with 40-pin GPIO header. Simplifies RGB matrix control and eliminates complex wiring for colorful LED display projects. Equipped with onboard level shifters to convert 3.3V signals to 5V for reliable matrix operation. Integrated power protection circuitry ensures safe and stable...
    BDT 3,995
    BDT 3,995 tax incl.
    BDT 3,995 tax excl.
    BDT 3,995 tax excl.
    BDT 3,995 tax incl.
    BDT 3,995 tax incl.
    BDT 0 Tax
    BDT 3,995 tax excl.
    BDT 3,995 tax excl.
    BDT 0 Tax
    BDT 3,995 tax incl.
    More 3211 RGB Matrix Bonnet for Raspberry Pi
    Last items in stock
    In stock: 1
    7 Color Flashing LED Module Robotics Bangladesh 7 Color Flashing LED Module Robotics Bangladesh

    Reference: RBD-2092

    7 Color Flashing LED Module

    (0)
    Product Type: LED Shape: Round LED 5mm DIP type Color: pink yellow-green (high brightness) Lens type: white mist Standard Forward Voltage:3.0-4 .5 V
    BDT 55
    BDT 55 tax incl.
    BDT 55 tax excl.
    BDT 55 tax excl.
    BDT 55 tax incl.
    BDT 55 tax incl.
    BDT 0 Tax
    BDT 55 tax excl.
    BDT 55 tax excl.
    BDT 0 Tax
    BDT 55 tax incl.
    More 7 Color Flashing LED Module
    In-Stock
    In stock: 56
    CC1101 433mhz 100mW SMA Antenna E07-M1101D-SMA uhf Wireless Transceiver Module Robotics Bangladesh

    Reference: RBD-2368

    CC1101 433mhz 100mW SMA Antenna E07-M1101D-SMA uhf Wireless Transceiver Module

    (0)
    Compact 433 MHz wireless transceiver module based on the CC1101 chip. Supports a maximum transmission power of 10mW with SPI interface. Offers excellent sensitivity of -108 dBm for reliable communication. Compatible with UHF frequency range (387~464 MHz), default set at 433 MHz. Up to 1000m range in open air with optimized antenna and low data rate....
    BDT 550
    BDT 550 tax incl.
    BDT 550 tax excl.
    BDT 550 tax excl.
    BDT 550 tax incl.
    BDT 550 tax incl.
    BDT 0 Tax
    BDT 550 tax excl.
    BDT 550 tax excl.
    BDT 0 Tax
    BDT 550 tax incl.
    More CC1101 433mhz 100mW SMA Antenna E07-M1101D-SMA uhf Wireless Transceiver Module
    In-Stock
    In stock: 17

    Follow us on Facebook