Pricing and availability
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Price
Average Price: $51
Budget/Beginner
$500
$1501+
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Budget
Standard
High-end
Price History
Based on price data from 2 merchants for "Casio CTK-240". Prices shown reflect NEW condition. Tracking began Apr 4, 2026.
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Description
Unlock your musical potential with the Casio CTK-240, a versatile synthesizer designed for both beginners and experienced musicians eager to expand their sonic horizons. This lightweight keyboard is not just an instrument; it’s your ticket to explore a world of melodies and harmonies. With 49 standard keys, it offers a familiar layout that's perfect for practicing scales or composing your next masterpiece.
The CTK-240 boasts an impressive array of features that make it an ideal choice for home practice or casual jamming sessions. Create your unique soundscape with 100 instrumental tones and 100 rhythm accompaniments, ensuring you’ll never run out of musical inspiration. The 12 polyphonic voices allow for rich, layered sound, perfect for experimenting with different styles and genres.
Enhance your skills with the built-in learning system, Melody Cut, which guides you through 50 internal songs, making it easier than ever to improve your technique. The intuitive LC display keeps you informed, helping you navigate through settings effortlessly.
Whether you’re playing at home or on the go, the CTK-240 is designed for convenience. It operates on batteries, so you can take your music wherever life leads you, although you might want to consider the optional power supply for stationary setups. Compact and easy to transport, this synthesizer is your portable music studio.
Key Features:
- 49 Standard keys
- 12 Polyphonic voices
- 100 Instrumental tones
- 100 Rhythmic styles
- 50 Built-in songs with Melody Cut learning system
- LC display for easy navigation
- Dual 1.6W speakers
- Portable with optional battery operation (6x AA batteries not included)
Product specs
| Available since | July 2010 |
| Keys | 49 |
| Illuminated Push-Button | No |
| Touch-Sensitve | No |
| Aftertouch | No |
| Storage Medium | None |
| Lyrics Function | No |
| Score Function | No |
| Vocal Harmony | No |
| USB Audiorecorder | No |
| MIDI interface | None |
| Microphone input | No |
| USB | No |
| Polyphony | 12 |
| Speaker | 2x 1,6 W |
| Dimensions in mm | 914 x 237 x 75 |
| Weight in kg | 2,8 kg |
FAQs
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Is the Casio CTK-240 suitable for beginners?
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Yes, the Casio CTK-240 is ideal for beginners due to its simple layout and intuitive interface, making it easy to start playing without any complexities.
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How many keys does the Casio CTK-240 have?
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The Casio CTK-240 features 49 keys, providing a compact and manageable size for new players or those with limited space.
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Does the Casio CTK-240 have touch-sensitive keys?
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No, the Casio CTK-240 does not have touch-sensitive keys, which means the volume of the notes is consistent regardless of how hard or soft you play.
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What kind of power supply does the Casio CTK-240 require?
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The Casio CTK-240 can be powered using an AC adapter or batteries, allowing for flexible use at home or on the go.
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Does the Casio CTK-240 have built-in speakers?
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Yes, the Casio CTK-240 includes two built-in speakers with a combined output of 3.2 watts, suitable for personal practice and small performances.
Videos
Reidys Home Of Music
Casio CTK-240 Demo
Reviews
PROS
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Best cost/benefit for kids learning keyboard
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Full size keys ideal for serious learners
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Includes learning features to aid practice
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Works well for basic pitch and volume adjustments
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Offers sound and playback data banks for fun
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Affordable for its range of uses
CONS
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Limited advanced features for professional use
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Casio CTK-240.
Features and functionality
User experience
Comparisons
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Former Casio tones had a poor reputation, but the CT-S500 is lauded for its improved, high-quality piano and synth sounds.
Source
Critic Reviews
5.0 out of 5
Based on 0 Reviews and 1 Rating
Genre Usage
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