In this tutorial, I show you how to play audio loops straight from a USB flash drive on keyboards that support WAV playback—using the Yamaha DGX-650 as my main example. I break it down step-by-step: first, you must confirm compatibility (I mention models like PSR-E463 upward, DGX-650 upward, Yamaha S670 upward, and even some Yamaha samplers/Motif series). After that, I talk about something people ignore a lot—your USB flash drive quality. If your drive isn’t reliable, you’ll just keep fighting issues during playback. Next, I show you how to format the flash drive directly on the DGX-650 using File Control (and yes—if any sound is playing, it will stop when you enter that menu). Then I explain the exact WAV format most Yamaha keyboards want: 16-bit, 44.1kHz. Once your loops are in the right format, you can load them by going into Song/Audio and selecting the files on the drive. I also show how to adjust loop volume using Function > Audio Volume. Finally, I preview all 38 DGX-650 compatible loops—each one is 1 hour long and optimized for volume and USB playback—and you can grab them using the link in the description.