Introducing the world's first trackball controlled audio signal processor. The DFX-1 features 85 percent effect presets, which are synchronized to any audio source on-the-fly using Stanton's advanced BPM engine. Designed for both live and recording applications, the DFX-1 has both RCA & 1/4" connections (a first for tabletop DJ effects). Have a Ball! Since the trackball's X axis & Y axis each let you control separate effect parameters, you can simultaneously control the effect speed and feedback (or cutof...