Spot original VS1003B MP3 decoding module with microphone head STM32 microcontroller development board accessories
Product Descriptions：
1. VS1003: VS1003 audio decoding formats: MP3, MP3+V, WMA, WAV, MIDI, SP-MIDI;
Recording encoding format: IMA ADPCM (mono), microphone and line input
Two input methods;
Supports MP3 and WAV streams;
Low power consumption;
Equipped with an internal phase-locked loop clock multiplier;
High quality stereo digital to analog converter (DAC);
16 bit adjustable on-chip analog-to-digital converter (ADC);
High quality stereo earbud driver (30 euros);
Separate analog, digital, and IO power supplies;
Serial Data and Control Interface (SPI);
2. SPI interface, control signal lines are all led out
3. 1 headphone and audio output interface
4. 1 microphone for recording
5. 1 line_in input interface
6. Power indicator light
7. Onboard 3.3V and 2.5V LDO 1117, providing 800mA current
8. Single power supply:+5VDC, capacitor filter
9. 12.288 MHz crystal oscillator
10. PCB size: 50x40.5 mm
