The Kurzweil SP4-7’s user interface provides great features. Make splits and layers with the touch of a button (up to 4 zones); Use easily accessible category and program buttons to select presets and setups; speedily adjust effects parameters.
The SP4-7 features 128 hand-picked programs, which have been plucked directly from Kurzweil’s acclaimed PC3 line. Play Kurzweil’s famous Triple Strike Grand Piano or have fun with classic electric pianos, lush strings and orchestral instruments. You can even try out basses, guitars, winds, brass, percussion and drums. There are even signature KB3 organs, with all KB3 parameters accessible via external MIDI control. The SP4 can also load programs made on Kurzweil’s PC3 and PC3LE series keyboards. Thanks to its 16-part multitimbral architecture, the SP4 becomes a powerful tool for writing and recording music in conjunction with an external sequencer or Desktop Audio Workstation