ITEM NAME:1pcs VS1003B MP3 Decoder Module FR4 50x40.5x15mm 1A 5v Durable Well Descriptio n Description: Material: FR4 Color: picture color Dimensions: 50x40.5x15mm Model: VS1003B Processor speed: 20 Power current: 1A Power supply voltage: 5V Power: 5 w Purpose: MP3 decoder module Features: MP3 decoding module Product introduction: 1. VS1003: VS1003 audio decoding formats: MP3, MP3+V, WMA, WAV, MIDI, sp-midi;Recording coding format: IMA ADPCM, microphone and Line input.Supports MP3 and WAV streams;Low power consumption;Having an internal phase-locked loop clock frequency multiplier;High quality stereo digital to analog converter (DAC);16-bit tunable in-chip AD converter (ADC);High quality stereo earplug drive (30 ohm);Separate analog, digital and IO power supplies;Serial data and control interface (SPI); 2. SPI interface and control signal lines are drawn 3. One headset and audio output interface 4. One microphone for recording 5. One line_in input interface 6. Power indicator 7. Onboard 3.3v and 2.5v LDO 1117, providing a maximum current of 800mA 8. Single power supply: +5VDC, capacitor filtering 9. 12.288 Mhz crystal vibration.Model: VS1003B. Material: FR4. Purpose: MP3 decoder module. Product list :1pcs MP3 decoder module. Power current: 1A. Features: MP3 decoding module. One line_in input interface. One headset and audio output interface.