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)

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2018-06-20: The Atrium (@The_Atrium_DE) performing at #Traumzeitfestival (@Dreamtime_DU) with a #Kurzweil #Forte. https://t.co/oDobG2J7dq

2018-06-19: RT @GlebKolyadin: A small excerpt from Kurzweil Artis (@KurzweilMusic) video review which we made together with @Trumpeterrr and music salo…

2018-06-15: RT @charlyconga: Here we go... https://t.co/KKadEKXbgh

2018-06-14: Hear All 77 Covers 'Weird Al' Played on 2018 Tour - w/ #Kurzweil artist Ruben Valtierra on the keys -… https://t.co/CfTHC3eJ25

2018-06-14: RT @albertotrullu: Some sounds inspired from old Jordan's Songs (when he used Kurzweil keyboards , especially Over the edge, maked with K2…

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2018-06-13: New music from #Kurzweil artist Taylor Cullen @taylynncullen who always tours with her #PC3LE:… https://t.co/CQvPU8tDle

2018-06-13: RT @edrecordstudio: Today recording keyboards @edrecordstudio https://t.co/kQkI7aNeAd

2018-06-13: RT @albertotrullu: Kurzweil Duo Forte &Pc3 on live set! great gig :) @KurzweilMusic https://t.co/PUxR5UTOxh

2018-06-08: RT @Muzyk_FCM: Firma @KurzweilMusic postanowiła rozszerzyć ofertę keyboardów o dwa nowe modele – KP200 i KP70. https://t.co/gnYicuoEAR

2018-06-08: One man band? Check out the new #Kurzweil KP-70 and KP-200 Portable Arrangers! https://t.co/wf20pkkTQS… https://t.co/HHKBOXUEUT

2018-06-07: Get the brand new #Kurzweil KP-1H Half-Damper pedal, compatible with the #Forte, #ForteSE, #SP6, #Artis and… https://t.co/cweEDoFD8i

2018-06-06: RT @Muzyk_FCM: W czerwcowym @Muzyk_FCM publikujemy m. in. wywiad z @GrumpyOldRick – klawiszowcem grupy YES, relację z targów @Superbooth_Bl…

2018-06-05: Rediscover the portability and amazing power of the#Kurzweil #Forte7. All the power of the #Forte with a 76 key, fu… https://t.co/e7JZmNOsen

2018-06-01: #Kurzweil #SP6 Users - need help creating split multis? https://t.co/ZIwkXR1wrB https://t.co/1e48y5gog0

2018-06-01: Great shot of Hannah Holbrook @Hannahholbrook with SHEL @iloveshelmusic and her #Kurzweil #PC3K8 in action! https://t.co/jzL6CFm3YA

2018-05-30: Olivia Thai @OliviaThai enters the #Kurzweil Artist Lounge: https://t.co/KDNJS8frhE https://t.co/HNY4idjZWR

2018-05-30: Ready to buy your #Kurzweil keyboard or digital piano? Search for a dealer at https://t.co/VCYqGDG4Aq Also, find u… https://t.co/6idXZfdzfe