When using rekordbox dj in combination DDJ-RZX, please follow the minimum system requirements for DDJ-RZX.
System Requirement
Supported Operating System
OS (Windows) :Windows10, 8.1, 7 (64-bit, latest service pack)
OS (Mac) :10.11, 10.10, 10.9 (latest update)
Minimum Requirements
CPU :2.5GHz dual-core Intel® Core™ i5 or greater
Memory :8 GB or more of RAM
Hard Drive :250 MB or more of free space (not including space for storing music files, etc.)
Display resolution :Resolution of 1280 x 768 or greater
Recommended Requirements
CPU :2.2GHz quad-core Intel® Core™ i7 or greater
Memory :16 GB or more of RAM
Hard Drive :250 MB or more of free space (not including space for storing music files, etc.)
Display resolution :Resolution of 1280 x 768 or greater
See the rekordbox Web support site for details.