DJ Tech Tools Chroma Drive, Chrome USB Stick, 128GB DJ Tech Tools Chroma Drive, Chrome. Sync in seconds, not hours - Have you ever waited an hour for just 100 songs to upload to your USB from Rekordbox? It's not optimized for DJingRarely advertised on USB drives are the actual read and write speeds for DJ-style transfers. Most USB drives have memory not designed to update lots of little files quickly (metadata, cues, songs, analysis data, etc), but better at single/big files (ie: a large single video file). DJs libraries aren't single files - they're lots of different files that have to be checked, updated, and then added to - all done concurrently. Tested by DJs for thousands of hours - We've tested these with 350+ hour (two week) marathon DJ sets, using drives on all Pioneer DJ and Denon DJ all-in-ones and media players (CDJs), heavy media recording (DJ sets, 4k ProRes video), Stressdisk testing to ensure the memory has a long use life, high dust / high heat environments in the middl