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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2018-07-12: #TBT #Kurzweil K2500 Series Training Video (Part 1) - ft Jordan Rudess https://t.co/dgfSQE6tL9

2018-07-11: RT @CosmoMusic: DEAL OF THE WEEK: Save $170 on a @KurzweilMusic KP100 Portable Arranger Keyboard https://t.co/wGZUhQT2qm https://t.co/W0lh2…

2018-07-10: Moray Macdonald (@morayonkeys) Rig rundown - Pink Floyd tribute Crazy Diamond featuring the #Kurzweil #PC3K8 - https://t.co/L8xEkfnOs0

2018-07-09: #Kurzweil #Forte owners - don't be so sensitive : ) learn how to disable touch sensitivity per program layer - grea… https://t.co/vn1Y8q9JSG

2018-07-09: #Kurzweil #CUP310/320 System update 1.06 now available: https://t.co/Ceo2nbzFyE https://t.co/C9EPvY4tEx

2018-07-09: #Kurzweil #Forte owner Jim Alfredson (@b3groover) at the Montreal Jazz Festival (@MtlJazzFestival)… https://t.co/vxJvuBcdxN

2018-07-06: https://t.co/UpiXyfDipo

2018-07-06: RT @charlyconga: Wonderful photography by our talented friends @Shutter_Click #thecarlosadamesgroup https://t.co/7Qikva58QA

2018-07-02: #Kurzweil #ForteSE v2.05 now available! https://t.co/RrJZN4XZTI https://t.co/uxHMdm9h4s

2018-07-02: #Kurzweil #Forte v3.01 update now available! https://t.co/HAXsCuT8x4

2018-06-29: So proud. #Kurzweil's #SP6 earns nomination from the 34th Annual TEC Awards for Musical Instrument Hardware! Lea… https://t.co/xwdBFpjH4O

2018-06-27: RT @lucadigennaro: This #MarioKart 64 tune by @KentaNagata (or @ken_12_18 ?) just can't get out of my head since 1996! Mamma mia! https://t…

2018-06-26: RT @UBERKINGS: @KurzweilMusic https://t.co/qBM5K9DOGl

2018-06-26: John Cale (@therealjohncale) playing a #Kurzweil! PC3K7: https://t.co/PNgcQIs1pD

2018-06-25: #Kurzweil #SP6 owners - system update v1.13 is now available: https://t.co/vdL2IKhW7A https://t.co/H0cgSGJzkx

2018-06-25: RT @KeyboardMag: VIDEO! Who can forget the tour @paulshaffer gave us of his @Letterman keyboard rig, playing @U2’s “Beautiful Day” on his @…

2018-06-25: RT @edrecordstudio: Today recording electric piano @edrecordstudio @KurzweilMusic https://t.co/Lhc579t6LA

2018-06-22: What a great @jamescordenbae #carpoolKareoke with #PaulMcCartney, and yes, sir Paul ends up playing a #Kurzweil… https://t.co/kKy3Tkc2hw