SPS4-8 Features & Specs

All specifications subject to change without notice.

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; mix into speaker system
Sound System:

Stereo 19W/channel @ <1% THD+N; 48W maximum total power

Two 4 x 6" woofers (in ported enclosure)

Two 1” neodynium magnet dome tweeters

Headphones: 2 front-mounted 1/4" outputs
MIDI: In, Out
USB:

Complete MIDI functionality over USB

User program/setup file transfer to/from PC/Mac

Operating 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
Height: (4.5") (11.43cm)
Depth: (14.5") (36.83cm)
Length: (51.75") (131.45)
Weight: (41 lb.) (18.6 kg)
Power: 90-250V free voltage external power supply (19VDC, 3.42A)

Spotlight Features

Kurzweil Product Comparison ChartSP4-8 Stage PianoSP4-7 Stage PianoSP4 Series Desktop EditorkSetList

News

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2016-02-05: RT @iloveshelmusic: About to go live in Alaska! On @KTVA11Daybreak I spy @KurzweilMusic ;) https://t.co/RKyAOlM0PH

2016-02-04: #kurzweil #PC3 users - Feed your need for more analog presets. Check out Enjoy the Sirens: https://t.co/oaBOVuhe45

2016-02-03: Brilliant NAMM Show performance: @MsBritneyHolmes singing @aliciakeys Keys' If I Ain't Got You- keys @CodyGarrett https://t.co/OdZiwZyHvr

2016-01-27: Neat Poly AT triggered #Kurzweil #Forte demo by Rob Currier. All sounds are Forte, feat. new arps - coming soon https://t.co/5YhTSPwYwq

2016-01-27: @iloveshelmusic Live at the #Kurzweil NAMM Party with featured speaker Ray Kurzweil !!!! Great stuff !!! https://t.co/Od8dCmb7YG

2016-01-27: RT @audiofanzinefr: #NAMM 2 pianos numériques chez Kurzweil https://t.co/EUxK3pY3r0 @KurzweilMusic

2016-01-26: Christian Martirano talks with @Gearslutzforum about the #Kurzweil #Forte 7 and #ForteSE at NAMM 2016. https://t.co/XIbm3oto97

2016-01-25: RT @MusicFridayLive: At @KurzweilMusic at @NAMMShow the great @itzStevieWonder. Thank you @KurzweilMusic !!! https://t.co/8PKv1DKLtL

2016-01-25: RT @Hannahholbrook: Thanks for everything @KurzweilMusic and #YoungChang #NAMM :) https://t.co/GFpOQ96BN7

2016-01-24: RT @donaoxford: Proud sponsor of @KurzweilMusic https://t.co/TO7WXGA5Za

2016-01-23: RT @Drummiesyd: #NAMM looking forward 2 performing @KurzweilMusic w/ @myronmckinley & @bowslappluck at 3:30pm @MapexDrumsUSA @VaterDrumstic…

2016-01-23: RT @RecordingMag: Guess who? Stevie Wonder at the Kurzweil booth @NAMMShow @KurzweilMusic https://t.co/6wqrY1iYzF

2016-01-23: RT @MusicFridayLive: The Queen of Boogie loves @KurzweilMusic keyboards at @NAMMShow .@MARIRICHARDSON @MusicFridayLive @donaoxford https:/…

2016-01-23: RT @iloveshelmusic: Had a blast at the @KurzweilMusic shindig last night :) great to see Ray Kurzweil again! #NAMM https://t.co/1elsG05EZ0

2016-01-19: Kurzweil Artis 7 Overview by Tiquinho Santos (with subtitles in English): https://t.co/m56oEKV0Aj

2016-01-11: Come see #Kurzweil @ NAMM 2016: https://t.co/nVHVilIzto https://t.co/L63KU6HP6B

2016-01-06: #Kurzweil #ForteSE Update v1.03 Released! https://t.co/RrJZN4XZTI

2015-12-29: #Kurzweil PC3LE users - learn to select Setups via MIDI: https://t.co/8vqFWT6nnA

2015-12-28: #Kurzweil PC3/A/K users - learn to select Setups via MIDI: https://t.co/xo3XudeSQy

2015-12-22: RT @melodia_musik: @kurzweilmusic Kurzweil PC3A8 stage piano, Features -powerful performance keyboard based on the acclaimed PC3... https:/…