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Choice BLUE Voice Controlled Audio Spectrum Music Rhythm Light 1.3" Inch OLED Display 5-Mode Ambient Lights
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Choice BLUE Voice Controlled Audio Spectrum Music Rhythm Light 1.3" Inch OLED Display 5-Mode Ambient Lights features
Instructions for Use/Warnings
*BLUE
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- A maximum of 10 units of this product can be ordered. Trendyol reserves the right to cancel orders over 10 units.
- Barcode No: 3625493217216
Choice BLUE Voice Controlled Audio Spectrum Music Rhythm Light 1.3" Inch OLED Display 5-Mode Ambient Lights features
Instructions for Use/Warnings
*BLUE
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Product description
Color:BLUE
1.3-inch OLED Music Spectrum Display voice controlled
I. Product Overview
The microphone captures ambient sounds. The MCU's ADC collects the microphone output signal, performs FFT processing, and displays the
spectrum on a 1.3-inch OLED screen.
Audio Spectrum Video
II. Application Scenarios
Desktop decoration, study environments, etc.
III. Product FeaturesDesktop Decoration:
Displays real-time music frequency pulses on OLED with:
5 spectrum display styles
Microphone gain adjustment
Dynamic background animations
Normal/inverted display modes
Settings saved after power-off
Intuitive button controls (single/double/triple/quadruple clicks, long press)
Educational Resource:
Code with comprehensive explanatory comments
Cleanly formatted code for readability
Practical circuit design for low-noise audio acquisition learning
IV. Specifications
MCU: N32G430
Spectrum styles: 5
Refresh rate: 78Hz
Microphone: 6050 electret condenser
Sensitivity: -26±3dB
Audio sampling: 20kHz, 256 points
Frequency range: 78Hz-10kHz
Input: 5V via USB Type-C
Current:Normal mode: <30mA
Inverted mode: <70mA
SIZE : 4X2.6CM
V. Button Functions
Single click: Cycle spectrum styles
Double click: Adjust microphone gain
Triple click: Toggle background animations
Quadruple click: Switch normal/inverted display
Long press: Power on/off


















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