Showing all 9 results

  • DTMF SPEECH DECODING MODULE MT8870

    199.00 129.00

    The DTMF Speech Decoding Module MT8870 is a reliable tone decoder module that converts dual-tone multi-frequency (DTMF) signals into 4-bit digital outputs. Built with the MT8870 IC, it ensures accurate decoding of telephone signals, making it ideal for remote control, automation, telecommunication interfaces, and robotics projects. Easy to interface with microcontrollers, it’s perfect for tone-based control systems and embedded applications.

     

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  • ELECTRET MICROPHONE AMP ADJ. GAIN MODULE MAX4466 M4466

    299.00 199.00

    Electret Microphone Amplifier Module with MAX4466 op-amp, featuring adjustable gain (25x–125x), low-noise performance, and analog output—perfect for Arduino, Raspberry Pi, and audio detection projects.

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  • INMP441 HIGH PRECISION OMNI DIRECTIONAL MIC MODULE IN441

    499.00 249.00

    The INMP441 High Precision Omnidirectional Mic Module is a low-power digital I²S microphone with a flat frequency response and high SNR, ideal for voice recognition, sound detection, and audio recording in IoT and embedded applications..

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  • Small Microphone Sound Sensor Module AB003M

    199.00 89.00
    1. There is a mounting screw hole 3mm.
    2.  5v DC power supply
    3. With analog output
    4. There are threshold level output flip
    5. Power indicator light
    6. The comparator output is light
    7. High Sensitivity Sound Microphone Sensor Detection Module
    8. Electric condenser microphone
    9. Low-level output signal used for sound control light
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  • SOUND SENSOR MODULE AB003

    99.00 79.00

    Sound Sensor Module – A compact and sensitive module that detects sound intensity using an electret microphone. It provides both analog and digital outputs, with adjustable sensitivity, making it ideal for Arduino, Raspberry Pi, robotics, noise monitoring, and sound-activated projects

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  • Sound Sensor Module LM393 AB393

    199.00 89.00
    1. Working voltage: DC 3.3-5V.
    2. IC Chip: LM393
    3. Signal output indication.
    4. The output is digital.
    5. Single channel signal output.
    6. With the retaining bolt hole, convenient installation.
    7. Output low level and the signal light when there is sound.
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  • Speak Recognition Voice Recognition Module V3 NA239

    2,999.00 1,999.00
    1. Speak (Voice) Recognition Module V3 compatible with Arduino is a compact and easy-control speaking recognition board.
    2. Speak (Voice) Recognition Module V3 product is a speaker-dependent voice recognition module. 
    3. It supports up to 80 voice commands in all.
    4.  Max 7 voice commands could work at the same time. Any sound could be trained as the command. 
    5.  Users need to train the module first before let it recognizing any voice command.
    6. This board has 2 controlling ways: Serial Port (full function), General Input Pins (part of a function). General Output Pins on the board could generate several kinds of waves while the corresponding voice command was recognized.
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  • UM66 TO 92 MELODY IC UM66

    199.00 79.00

    The UM66 TO-92 Melody IC is a compact, low-power sound generator that plays pre-programmed melodies when powered. Housed in a TO-92 package, it is ideal for toys, doorbells, alarms, and DIY sound projects. Easy to use and highly efficient, it requires minimal external components and delivers clear melody output for various electronic applications.

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  • VOICE BOARD MODULE ISD1820 I1820

    299.00 149.00

    The ISD1820 Voice Board Module is a compact voice recording and playback module that supports up to 20 seconds of clear audio. It features onboard buttons for easy recording, playback, and looping, as well as a built-in microphone and speaker output. Ideal for Arduino projects, alarms, toys, voice feedback systems, and DIY electronics, this module is simple to use and can also be controlled by a microcontroller for automation.

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