Icon Qcon EX - Qcon Pro Extender 8 touch-sensitive motorized 100mm faders plus 8 rotary push-encoders with 11-segment LED rings Large backlit LCD display shows track names and parameter values plus all buttons are illuminated to provide feedback Class-compliant with Windows XP, Vista (32-bit), Windows 7 (32-bit & 64-bit), Windows 8 (32-bit & 64-bit) and OS X (10.4 and higher) Built-in presets for Pro Tools, Cubase, Nuendo, Amplitude, Logic Pro, and Able ton Live Control up to 32 channels using a QCon Pro with up to three QCon EX extender units