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ROBOTSKULL
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DEVELOPMENT BOARD MakePython Audio Expansion
MakePython Audio Expansion
MakePython Audio Expansion
MakePython Audio Expansion
MakePython Audio Expansion
MakePython Audio Expansion
MakePython Audio Expansion
MakePython Audio Expansion

MakePython Audio Expansion

Specifications:

  1. Compatible MCU Platform: ESP32 (MakePython series)

  2. Audio Codec: ES8388 (or variant such as ES9023/ES7243 based on version)

  3. Audio Interface: I2S digital audio (DAC/ADC)

  4. Input Options:
    – Stereo line-in
    – Electret microphone input

  5. Output Options:
    – Stereo headphone jack
    – Mono/stereo speaker output

  6. Sampling Rate: Up to 96 kHz (depends on codec version)

  7. Bit Depth: 16-bit / 24-bit audio

  8. Signal-to-Noise Ratio (SNR): ≥ 90 dB

  9. Dynamic Range: > 100 dB (typical for ES8388)

  10. Power Supply: 3.3V / 5V (regulated onboard)

  11. Interface: 2×12-pin expansion headers

  12. Board Dimensions: Approx. 50mm × 25mm

  13. Weight: ~10 grams

  14. Programming Support: MicroPython, Arduino (ESP32 I2S library)

  15. Operating Temperature: –20°C to +70°C

  16. Applications: Smart audio IoT devices, MP3/WAV players, voice capture, TTS systems, speech recognition prototypes

  17. Compliance: RoHS compliant

Non-returnable
₹1,310.00 ₹1,500.00
Product Details

The MakePython Audio Expansion is a compact and powerful audio development board designed for seamless integration with ESP32-based MakePython boards. It enables high-quality audio playback, recording, and processing in embedded systems and IoT projects. Featuring an onboard audio codec (typically ES8388 or ES9023), it supports stereo audio input/output, microphone input, and headphone/speaker output. With I2S digital audio interface compatibility, this board allows developers to build smart voice assistants, audio streaming applications, voice-controlled systems, or music players using MicroPython or Arduino frameworks. Its plug-and-play design simplifies adding professional-grade audio capabilities to microcontroller projects.


• High-quality stereo audio codec with low noise and high dynamic range
• Supports audio playback and recording via I2S interface
• Line-in, microphone-in, and headphone/speaker output supported
• Compatible with ESP32 and MakePython mainboards
• Perfect for voice assistants, smart audio devices, and MP3 playback
• Plug-and-play expansion header and onboard voltage regulation
• Fully compatible with MicroPython and Arduino environments
• Compact form factor for easy integration in embedded applications


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