REES52 VS1003B MP3 decode module Electronic Components Electronic Hobby Kit

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 Technical Data: Built -in VS1053 Decoder chips +5VDC power supply SPI, All singals was taken out to headers for further connection . Audio output port for headset and speaker One microphone for recording One line-in input interface