Casio LK-240 – Key Lighting Keyboards

LK-240 is a 61-Key Touch Sensitive Personal Keyboard with AHL (Acoustic & Highly-compressed Large-waveform) sound source Technology. It is one of the most helpful systems in Casio’s Step-Up music education system. The AHL sound source, includes 400 built-in tones, 150 rhythms, and 110 songs. It has an extended automatic-accompaniment feature that boasts of a realistic reproduction of tones, from pianos to organs and many more. Adding reverb, vibrato and other effects to a sampled sound is a fairly easy task on it.

  • Voice Pad
  • Versatility (USB port & MIDI)
  • Musical Information Function
  • Audio & Mic in jack
  • Four hundred top-quality tones
  • One hundred & fifty rhythms
  • 1Touch Preset (One hundred & fifty presets)
Keyboard61 piano-style keys with Key Lighting System
Touch Response2 sensitivity levels, Off
Sound SourceAHL
Maximum Polyphony48
Tones400 built-in tones
Digital EffectsReverb: 10 types
Rhythms/Patterns150 built-in rhythms
Auto Accompaniment
  • Modes: CASIO Chord, Fingered 1, Fingered 2 (6th off), Fingered 3 (on bass), Full Range Chord
  • Controllers: Start/Stop, Intro, Normal/Fill-in, Variation/Fill-in, Synchro/Ending
Built-in Songs110 (Song Bank)
Lesson Function
  • Step Up Lesson
  • Phrases
  • Lesson Part select
  • Performance evaluation
  • Voice fingering guide

(Lesson part : right hand, left hand, both hands)

MetronomeBeats: 0, 2, 3, 4, 5, 6 (Tempo range: quarter note = 30 to 255)
Sampling Function
  • Maximum sampling capacity:Up to 3 tones
  • Maximum total sampling time: Up to 1 second
  • Sampling sound input: MIC IN / SAMPLING jack
Other Functions
  • One Touch Preset: 150 sets
  • Music Challenge
  • Rhythm/Song controller
  • Voice Pads: 5 pads x 4 sets (3 sets of sampled sounds, 1 set of percussion only)
Key Transpose25 steps (-12 to +12 semitones)
Tuning ControlA4 = 415.5 to 465.9 Hz (Initial Default: 440.0 Hz)
PedalsStandard jack (sustain, sostenuto, soft, rhythm)
  • GM Compatibility: Level1
  • Terminals: USB
Speakers10cm x 2
Amp Output2W + 2W
Input/Output Terminals
  • HEADPHONES/OUTPUT (standard stereo jack)
  • USB: type B*

* USB cable (A-B type) required to use USB terminal for computer connection.

Power RequirementsAC adaptor: AD-E95100L
Body Color/FinishBlack X Silver
Included AccessoriesMicrophone*, music stand, song book
* Note that some standard accessories depend on the area where the product is sold.
Dimensions (W x D x H)946 x 307 x 92 mm
* Excluding music stand, and other projections
Weight3.6kg (Without batteries)