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    ASR PRO Voice Recognition Module Offline Speech Development Board Robotics Bangladesh
    • ASR PRO Voice Recognition Module Offline Speech Development Board Robotics Bangladesh

    ASR PRO Voice Recognition Module Offline Speech Development Board

    RBD-3186

    • ASR PRO Voice Recognition Module supports offline speech recognition with up to 300 customizable voice commands.
    • Achieves 98%+ recognition accuracy and operates at distances up to 10 meters.
    • Features a 240MHz processor with advanced neural network algorithms for speech enhancement.
    • Equipped with 2MB/4MB SPI Flash, 3 UARTs, 10 GPIOs, 6 PWMs, I²C, and SPI interfaces.
    • Offers fast response time (<0.1s) and 360° omnidirectional voice pickup.
    • Ideal for home automation, IoT, robotics, and consumer electronics voice control systems.
    BDT 890
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    Description

    The ASR PRO Voice Recognition Module is an advanced offline speech recognition development board designed for precise and responsive voice control applications. Powered by a 240MHz processor and equipped with 2MB or 4MB flash storage, it delivers exceptional recognition accuracy of over 98% and supports up to 300 user-defined commands. Its neural network-based processing enables intelligent noise reduction, echo cancellation, and voiceprint recognition. With multiple interfaces — including UART, I²C, SPI, GPIO, and PWM — it offers flexible connectivity for embedded and IoT systems. Thanks to its 360° omnidirectional microphone and 10-meter recognition range, the ASR PRO is ideal for home automation, robotics, smart devices, and educational projects requiring reliable, low-latency, offline voice recognition. Featured By RoboticsBD.

    Product Images are shown for illustrative purposes only and may differ from the actual product.

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    Features:

    1. Offline Voice Recognition: Operates independently without cloud connectivity for maximum privacy.

    2. High Command Capacity: Supports up to 300 customizable voice commands.

    3. Exceptional Accuracy: Over 98% recognition accuracy, even in noisy environments.

    4. Fast Response: Less than 0.1 seconds recognition delay for real-time control.

    5. Long-Range Detection: Recognizes voice from up to 10 meters away.

    6. Neural Network Engine: Advanced DNN, VTDNN, and IRNN algorithms for speech enhancement and noise reduction.

    7. Comprehensive Interfaces: 3 UARTs, I²C, SPI, 10 GPIOs, and 6 PWM channels for flexible control.

    8. Built-In Flash Memory: 2MB or 4MB integrated SPI Flash for firmware and data storage.

    9. Stable Performance: Internal oscillator ensures reliable operation with <2% drift.

    10. Low Power Design: Operates efficiently on 3.6–5V, suitable for portable applications.

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    Applications:

    1. Home Automation: Control lights, fans, or appliances through offline voice commands.

    2. Consumer Electronics: Integrate into toys, gadgets, and smart devices for hands-free operation.

    3. Robotics and IoT: Add intelligent voice control to robots or embedded systems.

    4. Industrial Control: Enable hands-free operation for machinery and automation.

    5. Educational Projects: Perfect for prototyping and learning voice-controlled systems.

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    General Specifications
    ModelASR PRO Voice Recognition Module
    Processor Frequency240 MHz
    Recognition Accuracy>98%
    Recognition DistanceUp to 10 meters
    Response Time<0.1 seconds
    Storage2MB or 4MB SPI Flash
    InterfacesUART, I²C, SPI, PWM, GPIO
    UART Channels3 (up to 3M baud rate)
    GPIO Ports10
    PWM Channels6
    Power Supply3.6V – 5V (≥500mA)
    Operating Temperature-40°C to +85°C
    System Memory640 KB SRAM
    Command CapacityUp to 300 user-defined commands
    Size (Core Board)18 × 23 × 2.9 mm
    Size (Dev Board)30 × 28 mm
    Communication Baud RateDefault 9600 bps
    ApplicationsVoice control, IoT, automation, robotics, smart home
    Shipment Weight0.0072 kg
    Shipment Dimensions4 × 4 × 2 cm

    Please allow 5% measuring deviation due to manual measurement.

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    Documentation:

    Core Board (ASRPRO-CORE)
    • Model: ASRPRO-CORE-2M / ASRPRO-CORE-4M
    • Size: 18 x 23 x 2.9 mm
    • Operating Temperature: -40°C to 85°C
    • Power Supply: 3.6V to 5V (500mA or higher)
    • Interfaces: UART, I2C, PWM, SPI, GPIO
    • Built-in Flash: 2MB or 4MB
    • Serial Baud Rate: Default 9600 bps
    • System Frequency: 240MHz
    • SRAM: 640KB
    • Recognition Distance: Up to 10 meters

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    Development Board
    • Model: ASRPRO-2M / ASRPRO-4M
    • Size: 30 x 28 mm
    • Operating Temperature: -40°C to 85°C
    • Power Supply: 3.6V to 5V (500mA or higher)
    • Interfaces: UART, I2C, PWM, SPI, GPIO
    • Built-in Flash: 2MB or 4MB
    • Serial Baud Rate: Default 9600 bps

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    Package Includes:

    1 x ASR PRO Voice Recognition Module Offline Speech Development Board

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    Product Details
    RBD-3186
    10 Items

    Specific References

    EAN13
    3186
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