Brand N/A Model VS1003 Quantity 1 Color Blue Material The PCB + plastic + iron Features 3.3V Specification VS1003 supports audio decoding format --- type: MP3 MP3 + V WMA WAV MIDI SP-MIDI; Separate analog digital and IO power supply; serial data and control interface (SPI); 1 Headphone and audio output interface with internal PLL clock frequency multiplier; quality stereo digital to analog converter (DAC); 16 bits Scalable on-chip analog to digital converter (ADC); quality stereo Earphone driver (30 ohm); 1 A microphone for recording support audio encoding format: IMA ADPCM (monaural); 1 A line_in input interface supports two input modes; supports MP3 and WAV streams; Separate analog digital and IO power supply with power indicator light; Onboard 3.3V and 2.5V LDO chip AMS-1117 the largest provider of 800mA current; Single power supply: +5 VDC capacitor filter; 2.288 Mhz crystal Application All kinds of electronic products or DIY love No. English Manual/Spec Have Packing List 1 x VS1003 MP3 module