![components - Help for identifying pinout of unknown mp3 chip - Electrical Engineering Stack Exchange components - Help for identifying pinout of unknown mp3 chip - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/NRTpy.jpg)
components - Help for identifying pinout of unknown mp3 chip - Electrical Engineering Stack Exchange
![Source WT2003HB01 MP3 Player Module IC Built-in Flash Voice 350s 128Mbit Flash 32G U disk Built-in 0.5W Class D Power Amplifier on m.alibaba.com Source WT2003HB01 MP3 Player Module IC Built-in Flash Voice 350s 128Mbit Flash 32G U disk Built-in 0.5W Class D Power Amplifier on m.alibaba.com](https://sc04.alicdn.com/kf/H076c8a18ad984b6b971f43bf322eb6009.jpg)
Source WT2003HB01 MP3 Player Module IC Built-in Flash Voice 350s 128Mbit Flash 32G U disk Built-in 0.5W Class D Power Amplifier on m.alibaba.com
![VS1053B MP3/WAV/OGG/MIDI Player & Recorder (CODEC) Chip : ID 1681 : $12.50 : Adafruit Industries, Unique & fun DIY electronics and kits VS1053B MP3/WAV/OGG/MIDI Player & Recorder (CODEC) Chip : ID 1681 : $12.50 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/1681-00.jpg)
VS1053B MP3/WAV/OGG/MIDI Player & Recorder (CODEC) Chip : ID 1681 : $12.50 : Adafruit Industries, Unique & fun DIY electronics and kits
![Source Industrial Grade IC For MP3/High-Quality MP3 Player IC/Highly Developable Sound Chip on m.alibaba.com Source Industrial Grade IC For MP3/High-Quality MP3 Player IC/Highly Developable Sound Chip on m.alibaba.com](https://sc04.alicdn.com/kf/H817eaa70735748df8068922313c06d38y/240598712/H817eaa70735748df8068922313c06d38y.png)