Rane FOUR 4-Channel Advanced STEMS DJ ControllerThe FOUR Advanced Controller brilliantly combines performance focused DJ technology with RANEs tried and true build and industry leading sound quality. The result is a bulletproof, great sounding, feature packed DJ controller that will unleash exciting new levels of creativity in your DJ sets and livestreams. FOUR boasts never before seen features like STEM SPLIT, Performance Pad OLED displays, full EQ control, and an intuitively dynamic internal FX