JoystickThe Joystick controller offers intuitive pitch and modulation control, allowing for rapid trills, expressive pitch bends and fully managed modulation. The Modulation Hold button above the Joystick let's you lock your modulation choice, so you can focus on pitch bends, or on your playing. | Assignable FunctionWhile performing, you often need to act fast to access certain features. Assignable Functions make it easy to do just that. Choose from a range of functions to assign to one of six panel buttons, or to the Live Control knobs, pedals or the Home Shortcut menu, and then instantly recall your desired function with a single touch. | Sub OutputPSR-SX900 features four sub line-out connections giving you greater control over your signal routing. You can send bass Voices through to a separate speaker, or send the metronome click to your drummer's headphones. The flexibility is there to for you to explore. | Chord LooperThe Chord Looper lets you record and loop a chord sequence, freeing your left hand so you can play two-handed passages, or manipulate sounds with any of the various assignable controllers. |