88-Note Keyboard

88-note, semi-weighted action keyboard with adjustable touch sensitivity.

16 Factory Presets

Enjoy a variety of instruments featuring piano, e. piano, organ, guitars, strings, and more.

Easy Layers & Splits

Combine two sounds together either in a layered combination or split keyboard with relative volume adjustment.

16 Demos

Each song demonstrates a different instrument selection.

Modern Cabinet with Integrated Sound System

Housed in a sleek stage piano style cabinet the KA50 comes complete with a detachable music stand and built-in 4-speaker sound system. You’re ready-to-go for either home or portable use.

MIDI Song Recorder

Capture your own keyboard performances with the easy-to-use song recorder.


All specifications subject to change without notice.

Keyboard: 88-note semi-weighted action with adjustable touch sensitive keys
Keyboard Sensitivity: 6 selectable response levels
Polyphony: 32 voice
Preset Programs: 16
General MIDI: No
Splits/Layers: Yes
Transpose: Full transposition to any key, +/- one octave
Tune: Adjust by Cents (- 63 to + 64 cents)
Effects: Reverb / Chorus / EQ
Metronome: On/Off, Level, Time Signature
Recorder/Sequencer: 1-Track; 1 Song capacity
Demo Songs: 16
Sound System: 30-watt (10W X 2, 5W X 2), 4-speaker stereo sound system (peak music power)
Audio Outs: L/R RCA line out (for connecting to external amplification)
Audio In: Stereo 1/4″ line in (for connecting external sound sources)
Headphones: 1/4″ stereo headphone out
USB: (1) port; supports both USB-MIDI and USB-Audio
Pedals: 1 sustain pedal input
Finishes: Matte Black Plastic
Included Accessories: Power adaptor, sustain pedal, music stand
Dimensions: 7.1″(H) x 50″ (W) x 10.6″ (D)
18 cm (H) x 127 cm (W) x 27 cm (D)
Weight: 19.8 lb / 9 Kg
Power: DC 12V 1.0A external power supply
6 D Batteries



KaE1 KA50 KA-70 KA-90 KA-120 MPS M1
Keyboard Key Action 88 hammer 88 semi-weighted 88 spring 88 hammer 88 hammer 88 hammer
Adjustable Sensitivity
Display n/a n/a LED LED LCD OLED
Pitch Bend x x x
Sound Polyphony 128 32 128 128 128 256
Factory Presets 20 16 20 20 600 178
User Presets x x x x 48 10
Piano Samples¹ GD* TS TS TS GD
String Resonance x x x x x
Pedal Resonance x x x
Piano Key-Off Samples x x x x x
General MIDI x x x x x
Sound Control Tune
Tuning Scales x x 7 7 x x
Performance Assistant x x x x
Accompaniment Styles x x 50 50 230 x
Drum Patterns x x x x x 10
Songs 0 16 60 60 125 0
Educational Features x x x x x
Sound System Speakers 4 4 4 4 4 4
Power 30W 30W 60W 60W 70W 48W
Connections Audio Outputs
Audio Inputs
Mic Input x x x x x
Headphone 1 1 2 2 2 2
MIDI Ports x x Out Out In/Out x
USB-Audio x x x
USB-Device x x x x x
Bluetooth Audio x x x x
Bluetooth MIDI x x x x
Switch Pedal Input ✓ (w/ half damper)
Accessories Music Stand
Sustain Pedal
Power External Adaptor
Battery x x x x

¹ GD = German D, TS = Triple Strike.
* These pianos are an optimized version of the German D grand pianos, derived from the same quality content but using less samples.


User Manuals

KA50 User’s Manual – 11.9MB
Owner’s manual (.pdf)


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