A perfect keyboard for students/schools, light gigs, home recording and music lovers of all ages.

Enjoy 16 handpicked presets featuring:

• Pianos from our German D Artis Grand.
• EP's from our Forte® SE.
• Strings, winds & bass from our PC3 Series.
• A selection of organ, clav and synth pads.
Multiple FX

• Four individually adjustable FX:
Reverb, Chorus, Tremolo, Delay.

• Dedicated 3-Band Master EQ.

• Custom tweaks can be saved to Favorites.
PERFORMANCE
88-note Hammer-Action Keyboard

Every sound within the SP1 is perfectly matched to its 88-note fully-weighted hammer-action keyboard.
256 Voices of Polyphony!

Make voice dropout a thing of the past.
Easy Splits/Layers

• Quickly split and/or layer up to 4 sounds together for ensemble performance.

* Enable Dual mode for '4-hands' (teacher+student) instruction.

• Save custom combinations to Favorites.
Gig-Lite

Grab-n-go. Only 27 lb (12 kg)!
Aux Audio Input

Left/right audio in jacks for jamming along with an MP3 player or other external audio device.
CONTROLS
Volume Control

Easily adjust the volume of each of the four available instrument categories with a single knob twist.
Dual Wheels and Transpose Buttons

Pitch/Modulation wheels along with dedicated -/+ Transpose controls conveniently located right on the front panel.
MIDI Control

Dedicated 'External Control' section for controlling external MIDI instruments/software.
USER INTERFACE
Sound Selection

No menus. Direct sound selection from one of four instrument categories.
Favorites Section

Access your 5 Favorite customized sound combinations with ONE button press!

MPN: AMS-SP1-LB

• Keyboard: 88 note, fully-weighted hammer-action with velocity sensitive keys
  
• Display: 3 digit LED
  
• Polyphony: 256 voice polyphony
  
• Multitimbral: 16 parts (one per MIDI channel)
  
• Quick Split/Layer: Easy access with adjustable relative volume
  
• Factory Programs: 16
  
• Favorites: 5
  
• General MIDI: No
  
• String Resonance: Yes
  
• Effects: Reverb, Chorus, Tremolo, Delay, EQ
  
• Controllers: 1 pitch wheel
  
• 1 modulation wheel
  
• 4 front panel category volume knobs
  
• 2 transpose switches
  
• 1 switch pedal* input (sustain)
  
• 1 continuous control pedal input (expression/volume)
  
  
• *(1 switch/sustain pedal is included)
  
• Analog Outputs: (2) 1/4"
  
• Analog Inputs: (2) 1/4"
  
• Headphones: 1 back-panel 1/4" headphone output
  
• MIDI: In, Out
  
• USB: Two USB ports (one A port / one B port)
  
• Complete MIDI functionality over USB for connecting to/from an external computer sequencer
  
• Operating System updates from PC/Mac/Flash Drive
  
• FREE OS Updates: OS updates over USB and/or Flash Drive
  
• Included Accessories: Power adapter, Switch pedal, USB cable
  
• Height: (5.75") (14.6cm)
  
• Depth: (15") (38.1cm)
  
• Length: (52.5") (133.35cm)
  
• Weight: (27.25 lb.) (12.3 kg)
  
• Power: External Power Supply, 15VDC 2.5A