ntroducing a second major advancement for the CDJ series: the CDJ-900 – our new multi-format performance player for the digital age. The CDJ-900 accompanies the launch of the new range-topping CDJ-2000 player and is loaded with many shared features. It can play from various different music sources, including CD and USB storage devices. It also comes with the revolutionary music database management software for DJs: rekordbox™. Based on our Prepare & Perform’ concept, rekordbox works (for both Mac and PC) like the leading music database management software, but is more creative and more DJ-friendly. rekordbox allows DJs to prepare more before their performance and opens a door to tools such as Quantize for perfectly synced loops every time.