![Amazon.com: Pioneer CDJ-850 Professional Multi-Format Media CD/MP3 Player With USB : Musical Instruments Amazon.com: Pioneer CDJ-850 Professional Multi-Format Media CD/MP3 Player With USB : Musical Instruments](https://m.media-amazon.com/images/I/91I2imLfKoL.jpg)
Amazon.com: Pioneer CDJ-850 Professional Multi-Format Media CD/MP3 Player With USB : Musical Instruments
![Amazon.com: Pioneer CDJ-850 Professional Multi-Format Media CD/MP3 Player With USB : Musical Instruments Amazon.com: Pioneer CDJ-850 Professional Multi-Format Media CD/MP3 Player With USB : Musical Instruments](https://m.media-amazon.com/images/I/515v0vKby-L._SY350_PKmb-play-button-overlay_.jpg)
Amazon.com: Pioneer CDJ-850 Professional Multi-Format Media CD/MP3 Player With USB : Musical Instruments
![First time using CDJs: I reformatted my usb to the FAT-32 format and dragged all my files in rekordbox to my USB but for some reason every time I hook it up First time using CDJs: I reformatted my usb to the FAT-32 format and dragged all my files in rekordbox to my USB but for some reason every time I hook it up](https://i.redd.it/wum4x8k90w371.jpg)
First time using CDJs: I reformatted my usb to the FAT-32 format and dragged all my files in rekordbox to my USB but for some reason every time I hook it up
![First time using CDJs: I reformatted my usb to the FAT-32 format and dragged all my files in rekordbox to my USB but for some reason every time I hook it up First time using CDJs: I reformatted my usb to the FAT-32 format and dragged all my files in rekordbox to my USB but for some reason every time I hook it up](https://i.redd.it/ytcga9k90w371.jpg)
First time using CDJs: I reformatted my usb to the FAT-32 format and dragged all my files in rekordbox to my USB but for some reason every time I hook it up
![Usb Drive Not Working With Cdj | External Hard Drive on Cdj | Pioneer Dj | Windows Pc and Mac - YouTube Usb Drive Not Working With Cdj | External Hard Drive on Cdj | Pioneer Dj | Windows Pc and Mac - YouTube](https://i.ytimg.com/vi/RnO9AhwtAp4/maxresdefault.jpg)