![Amazon.com: MP3 Player Decoder Board 12v MP3 WMA Decoder Board Audio Wireless Bluetooth Module USB / TF / FM Hands-Free Call 3.5mm Audio Jack : Musical Instruments Amazon.com: MP3 Player Decoder Board 12v MP3 WMA Decoder Board Audio Wireless Bluetooth Module USB / TF / FM Hands-Free Call 3.5mm Audio Jack : Musical Instruments](https://m.media-amazon.com/images/I/61lw9Aw2W8L._AC_UF894,1000_QL80_.jpg)
Amazon.com: MP3 Player Decoder Board 12v MP3 WMA Decoder Board Audio Wireless Bluetooth Module USB / TF / FM Hands-Free Call 3.5mm Audio Jack : Musical Instruments
![foone🏳️⚧️ on Twitter: "Kinda close-up on the JL AC17CHCSON.1-90. Can't find any info on that, but JLAC3090- chips are mp3 decoders, so I'm betting this is some kind of mp3 decoder. https://t.co/XNxwkuj1sN" / foone🏳️⚧️ on Twitter: "Kinda close-up on the JL AC17CHCSON.1-90. Can't find any info on that, but JLAC3090- chips are mp3 decoders, so I'm betting this is some kind of mp3 decoder. https://t.co/XNxwkuj1sN" /](https://pbs.twimg.com/media/Dd20Fj7U0AAhIMT.jpg)
foone🏳️⚧️ on Twitter: "Kinda close-up on the JL AC17CHCSON.1-90. Can't find any info on that, but JLAC3090- chips are mp3 decoders, so I'm betting this is some kind of mp3 decoder. https://t.co/XNxwkuj1sN" /
![MP3 decoder board IC, lighting MP3 decoder, power amplifier integrated, audio decoder, electronic decoder board-Jiangmen Pengjiang Zhongdao Electronics Co., Ltd. MP3 decoder board IC, lighting MP3 decoder, power amplifier integrated, audio decoder, electronic decoder board-Jiangmen Pengjiang Zhongdao Electronics Co., Ltd.](http://www.zbchip.com/upload/201907/1562053925103224.gif)
MP3 decoder board IC, lighting MP3 decoder, power amplifier integrated, audio decoder, electronic decoder board-Jiangmen Pengjiang Zhongdao Electronics Co., Ltd.
![JL-AC1090 decoding chip microcontroller solution, card solution, Bluetooth solution, MP3 chip solution JL-AC1090 decoding chip microcontroller solution, card solution, Bluetooth solution, MP3 chip solution](https://ae01.alicdn.com/kf/Hdd13125d44ea431c9bd2a97292d11802l/JL-AC1090-decoding-chip-microcontroller-solution-card-solution-Bluetooth-solution-MP3-chip-solution.jpg)
JL-AC1090 decoding chip microcontroller solution, card solution, Bluetooth solution, MP3 chip solution
GitHub - christian-kramer/JieLi-AC690X-Familiarization: Adventures in figuring out how this incredibly ubiquitous, yet incredibly mysterious integrated circuit works.
![Jl 5.0 Bluetooth Ac6921a Stereo Multi-function Multi-io Port Supports Sd Card/u Disk/fm Chip - Pir Motion Sensor - AliExpress Jl 5.0 Bluetooth Ac6921a Stereo Multi-function Multi-io Port Supports Sd Card/u Disk/fm Chip - Pir Motion Sensor - AliExpress](https://ae01.alicdn.com/kf/H3a8d0a7fb6af4571a2fa16df81d2b810z/JL-5-0-Bluetooth-AC6921A-Stereo-Multi-function-Multi-IO-Port-Supports-SD-Card-U-Disk.jpg)
Jl 5.0 Bluetooth Ac6921a Stereo Multi-function Multi-io Port Supports Sd Card/u Disk/fm Chip - Pir Motion Sensor - AliExpress
![integrated circuit - JL (or maybe something else) misterious branded IC's, what is the origin? - Electrical Engineering Stack Exchange integrated circuit - JL (or maybe something else) misterious branded IC's, what is the origin? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/zOd0D.png)