Color: Blue - Material: PCB - VS1003 supports decoding audio formats: MP3 MP3 + V WMA WAV MIDI SP-MIDI - Separate analog digital and IO power supply serial data and control interface (SPI) - Headphone and stereo outputs with internal PLL clock frequency multiplier high-quality stereo digital to analog converter (DAC) 16 adjustable on-chip analog to digital converter (ADC) high-quality stereo ear drive (30ohm) - A microphone for recording support for audio encoding format: IMA ADPCM (mono) - A line-in input interface supports two input methods supports MP3 and WAV - Separate analog digital and IO power supply with power indicator light - On-board 3.3V and 2.5V LDO chip AMS-1117 provides 800mA current (max) - DC 5V power supply - 12.288MHz crystal oscillator