Kurzweil's SP4-8 is the modern successor to our best selling SP88/X, which famously combined world-class Kurzweil sound quality with previously unheard of affordability and portability.
The updated SP4-8 makes available to more players than ever the same sound set featured in our hugely successful PC3 line of professional keyboards, in an instrument that is slim, lightweight and extremely easy to use.
World Renown Kurzweil Quality Samples of grand pianos, organs and dozens of others
Hammer action keys create a natural feel while playing
Keyboard: 88-note, graded-hammer action (LK40GH Display: 16 character LCD w/ front-panel contrast adjust Polyphony: 64 Voice Polyphony; dynamically allocated Multitimbral: 16 parts (one per MIDI channel) Quick Split/Layer: Easy access with adjustable relative volume (up to 4 zones) Factory Presets: 128 (taken from the acclaimed PC3 sound set, including select KB3 organs and KVA synths) User Presets: 64; Factory MIDI Setups: 64 User MIDI Setups: 64 (with 4 programmable zones for splits and layers) Effects: Dozens of complex effect chains taken from the PC3, with everything from concert hall reverbs to amplifier simulations and rotary effects Controllers: Pitch ribbon, modulation slider, 1 front panel knob, 1 switch-pedal input (supports optional, dual-pedal), 1 continuous control pedal input Analog Outputs: Two 1/4" balanced TRS analog (24-bit DACs) Analog Inputs: Two 1/4" balanced TRS inputs Headphones: 2 front-mounted 1/4" outputs MIDI: In, Out USB: Complete MIDI functionality over USB User program/setup file transfer to/from PC/MacOperating System updates from PC/Mac FREE OS Updates: OS updates over USB FREE Sounds: The SP4 can also load programs created on our PC3 and PC3LE series keyboards (*within the limits of the SP4's DSP resources) Additional sounds are also available for download on our website (loaded over USB) Included Accessories: Power cable, Switch pedal, USB cable, (4) self adhesive feet Power: 90-250V free voltage external power supply (19VDC, 3.42A)