At the heart of the VX49 is a 4.3 inch. full color high-resolution display screen. This screen allows you to directly interface with your DAW and virtual instrument plugins better than ever before. The VX49 also features an all new custom 49-key semi-weighted keybed with aftertouch, 4 banks of 8 RGB backlit velocity- and pressure-sensitive drum pads, 8 360-degree performance-ready knobs, 8 dual-function switch pads, backlit and rubberized pitch and mod wheels, built-in Roll Mode and arpeggiator features, and much more. With an unprecedentedly efficient control layout and workflow, the VX49 is the perfect choice for today's most demanding producers and keyboardists. VIP SOFTWARE SYSTEM REQUIREMENTS: 2 GB free disk space for basic installation, 20GB free disk space for full content installation 4 GB RAM (8 GB recommended) Multi-core CPU 1280 x 768 pixel screen resolution Mac OS X 10.8 or later Windows 7 32-Bit, Windows 7 64-Bit, Windows 8 64-Bit, or later HARDWARE REQUIREMENTS: 1 available USB port 200 MB free disk space