SP4-8 Features & Specs

All specifications subject to change without notice.

Keyboard: 88-note hammer-weighted action with velocity sensitive adjustable keys (Fatar TP/100LR)
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 wheel, modulation wheel, 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)
Headphones: 1 rear panel 1/4" headphone output
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:

(5.5") (13.97cm) - rear

(3.25") (8.26) - front

Depth: (13") (33.02cm)
Length: (55.13") (140.02cm)
Weight: (39 lb.) (17.7 kg)
Power: External 15VDC 1.0A power supply

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2017-05-25: #Kurzweil #Forte7 demo video from Kraft Music https://t.co/vcigg0iPwd - For more info: https://t.co/u516M8FBq8

2017-05-24: #Kurzweil Pro-Products Comparison Chart - help identify the model features important to you:… https://t.co/oh7zUBxnLc

2017-05-22: #Kurzweil community - for all support questions please contact us directly via the form selection here:… https://t.co/exLP7P7D7V

2017-05-18: @KansasBand touring the US, with a #Kurzweil #Forte and a #PC3K6. https://t.co/bI6ZnGOV0j https://t.co/0DZH4TTcUV

2017-05-17: Very interesting article about @BrianWilsonLive SMiLE: https://t.co/aoIlBBiErR

2017-05-10: Nice! https://t.co/OTX57LdY0H

2017-05-09: For those of you who speak Dutch.... a #Kurzweil #ForteSE demonstration: https://t.co/Y3Gt4yVWQg

2017-05-08: #Kurzweil #Forte 7/8 owners - Make search your friend: https://t.co/RyL1HylTsg https://t.co/BDWeHeErIP

2017-05-04: @ForeignerMusic @GMA @GregRule Correction: thanks to @ForeignerMusic kbd tech @GregRule and kbdst Michael Bluestein. Great pics.

2017-05-04: @ForeignerMusic on @GMA with a #Kurzweil #PC3K8. Thanks to Foreigner keyboardist @GregRule ! https://t.co/BkTy5wAGcU

2017-05-04: #Kurzweil #SP5-8 users - want to select Setups remotely via MIDI? Learn how here: https://t.co/fR1SrjsdmK https://t.co/XtFXi0V9hN

2017-05-04: https://t.co/3aTNlnqS5B https://t.co/33CNzMkR3g

2017-05-03: Follow us on Facebook too! https://t.co/2Ym0zGynW7 https://t.co/hN0Lp7EHxY

2017-04-28: #Kurzweil #Forte 7/8/SE owners - enjoy the latest free SoundBank - Fast Attack: https://t.co/eBjUKocp8X https://t.co/VWDaszwqPl

2017-04-25: #Kurzweil #Forte7/8 owners - update to v2.10 and enjoy the new heads up display in Multi mode:… https://t.co/HSBjKUh8wy

2017-04-24: Join the Mastering VAST community - https://t.co/GlhsMYq9uP

2017-04-24: From @musikmesse. See the new #Kurzweil CUP320 - a great home piano, with wood keys, Flashplay and 2GB content https://t.co/SCJhEKj2UV

2017-04-20: #Kurzweil #Forte owners - looking for some help loading extra content? https://t.co/K825McNTAT

2017-04-20: Come check out @KurzweilMusic at the 2017 @Superbooth_Bln in Berlin, https://t.co/6vSm7Obna1

2017-04-19: Own a #Kurzweil #ForteSE? Want to be part of our Beta testing group? Email forte_se_beta (at) ycrdi (dot) com… https://t.co/PgCYHjKgSC