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Casio WK240 Keyboard

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Casio WK-240


The WK-240 combines all the characteristics of a portable compact keyboard in a unique way. 76 dynamic-touch keys and 600 impressive AHL tones ensure an unforgettable musical experience for musicians with an eclectic taste in music. The in-built Hall effect button makes each performance unique: At the touch of a button, concert hall reverb can be applied to the sound of the keyboard, adding authenticity to your own performance. The three-level step-up learning system encourages creative development and is perfectly complemented by the entertainment functions, including 180 stirring rhythms and 152 songs.


  • 76 piano-look, touch-sensitive keys
  • 600 AHL keyboard voices
  • 48-note polyphony
  • Hall effect button (at the touch of a button, concert hall reverb can be applied to the sound of the keyboard)
  • Step-up learning system
  • 180 rhythms
  • 152 songs
  • 10 digital effects
  • Registration memory
  • Sampling function
  • Scale tuning
  • Arpeggiator
  • Music Preset
  • Rhythm editor
  • Music challenge
  • Chord book function
  • Piano/organ setting button
  • USB plug & play/song expansion
  • Sequencer (recorder)
  • Audio input
  • Microphone input (mic-in)
  • Headphone connection
  • Speaker system


76 standard size keys
Touch Response: 2 types, Off

Maximum Polyphony
48 notes (24 for certain tones)

Built-in Tones: 600
Up to 8 (Melody Sampling: 5, Drum Sampling: 3)*, Up to 10 seconds
Functions: Layer, Split, Piano/Organ button

Hall effect button

1 to 10, Off

1 to 5, Off

Beats per Measure: 0, 2 to 6
Tempo Range: 30 to 255

Song Bank
Built-in Songs: 152
User Songs: Up to 10*

Step Up Lesson
Lessons: 4 (Listen, Watch, Remember, Auto)
Lesson Part: L, R, LR
Functions: Repeat, Voice Fingering Guide, Note Guide, Performance Evaluation

Music Challenge
20 notes

Auto Accompaniment
Built-in Rhythms: 180
User Rhythms: Up to 10 (Accompaniment Edit)*

Chord Book Function
Chord guide

32 (4 setups × 8 banks)

Real-time recording, playback
Keyboard Play: 5 songs, 6 tracks
Playing Along with a Built-in Songs: 1 song (L, R, LR)
Memory Capacity: Approximately 12,000 notes (total for 6 songs)

Other Functions
Transpose: ±1 octaves (–12 to +12 semitones)
Octave Shift: Upper/Lower ±2 octaves
Tuning: A4 = 415.5 to 465.9 Hz (Initial Default: 440.0 Hz)
Preset Scales: 17
Music Preset: 305
One Touch Preset: 180
Auto Harmonize: 12 types
Arpeggiator: 90 types

16 multi-timbre received, GM Level 1 standard

Musical Information Function
Tone, Rhythm, Song Bank numbers and names, staff notation, fingering, pedal operation, tempo, measure and beat number, chord name, etc.

Sustain/Assignable jack: Standard jack (sustain, sostenuto, soft, rhythm)
Phones/Output jack: Stereo standard jack;
Output Impedance: 140O
Output Voltage: 4.5V (RMS) MAX Audio In jack: Stereo mini jack
Input Impedance: 9kO
Input Sensitivity: 200mV

Power Jack

Power Supply
Batteries: 6 D-size zinc-carbon batteries or alkaline batteries
Battery Life: Approximately 3 hours continuous operation on alkaline batteries
AC Adaptor: AD-E95100L
Auto Power Off: Approximately 5 hours continuous operation on zinc-carbon batteries

12cm × 2 (Output: 2.5W + 2.5W)

Power Consumption
9.5V = 7.7W

116.1 × 38.5 × 13.4 cm (45 3/4 × 15 3/16 × 5 1/4 inch)

Approximately 6.9kg (15.2 lbs) (without batteries)

*Specifications subject to change without notice.

More Information
SKU 930010000296
Manufacturer CASIO
Last Updated 2020-09-26 05:56:57
Model Number WK240
Composer/Series WK-240
Production Status 2

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