Whether you’re making music just for you, or to bring joy to others, your creativity will flourish with the CT-S400. If you’re sparking a new passion for music, or reigniting an old flame – this keyboard is the perfect home for all. This little firecracker packs immense power into a compact package, offering versatile tones, rich audio, and limitless possibilities for fun. Indulge in the feeling of making music anywhere and with anyone. The CT-S400 will bring endless delight and inspiration to your world.
Unleash your passion with the Casiotone CT-S400.
Lifelike Sound, Always with You
Connect deeply with the true essence of sound. Vivid and clear piano tones are just the tip of the iceberg. Rejoice in the vivid tones of the AiX Sound Source and delight in expressive, high-resolution voices as they shine through Casio’s new and unique acoustic system, ensuring you experience a fresh, powerful sound that will never fail to enhance your creativity.
Who would have thought that such a compact design could produce this level of luscious timbre and true-to-life sound? Experience music in your way in the comfort of your room.
Your Keys to Creativity
The CT-S400 – more than your average keyboard. It’s your companion for learning, exploration and creativity. Enjoy the flexibility of switching up your playing as you improve. The keyboard evolves along with your style. Practice and play along with your favorite music or automatic accompaniment. Connect with an app or external device. Your experience is limited only by your imagination. With everything for everyone, it doesn’t matter what level you’re at – the CT-S400 will unlock a new creative you.
Sounds to Inspire Your Playing
Redefining what makes a ‘real’ instrument, the CT-S400’s AiX Sound Source technology interprets the expressive complexity of musical instruments. With a rainbow of sounds to choose from, you never need to stop playing. Piano, strings, brass, synthesizer, bass and drums – 600 tones mean you are no longer restricted to one genre and the world of music is yours to explore.
Which one will inspire you today?
The Sound of a Great Time
Despite the CT-S400’s compact size, Horizontal Bass Reflex technology boosts the lows and, together with custom speakers, brings powerful and vivid sounds to life. Add the surround sound function and truly experience the vibration and power of pure music. Let the Volume-Sync EQ function take control as it automatically adjusts the balance between bass and treble, maintaining a punchy, vibrant sound, even at lower volumes. Touch the pleasure of sound and experience rich audio from the comfort of your home.
Now, that’s music to our ears.
Get Right to the Good Stuff
With only the essential buttons on the CT-S400’s console panel, and a large dial to select tones and change settings via the LCD screen, the familiar keyboard layout ensures an intuitive experience. Maximize inspiration with My Setup. Program in a range of functions to suit your needs. Assign your favorite settings to each of the 5 buttons underneath the LCD screen and easily access them again with a single touch as soon as you’re ready. Customize the CT-S400, and make your music about you.
You Play the Keys, Casiotone Brings the Band
The CT-S400 brings the ensemble to you. With 200 rhythmic patterns from a vast range of genres, you can play along to any of your favorite tunes. Replicate the exhilaration of playing alongside other musicians using the automatic backing function with any of the 160 built-in songs. Customize settings and make the performance your own by changing the tempo and selecting left-hand or right-hand parts to play along with and individually practice.
Maintain your enjoyment – it’s all about stress-free practice at your own pace.
A Musical Partner That Is Always Close at Hand
Powerful meets compact. The CT-S400’s slim design means it’s easy to move and set up anywhere. Make music in any location, with or without a stand or desk. Ideal – even when space is limited – thanks to the handy strap pins. The CT-S400 will always be by your side and ready to play.
Smart, Creative, and Connected to Your World
The CT-S400 offers countless ways to enjoy the thrill of music. Listen to the music from your smartphone or tablet through the powerful keyboard speakers by using the Wireless MIDI & Audio Adaptor WU-BT10*. Access the score of each built-in song with the Chordana Play app. Customize melodies in Audio Mode by changing the key and tempo, or by using the ‘cancel melody’ and ‘cancel accompaniment’ buttons to turn your favorite music into a backing track, allowing you to play along. Use the MIDI capability in Lesson Mode to display piano roll, making practice fun! Connect to other MIDI-enabled apps and external devices to individualize your lessons – throw away your old notions of practice, get creative and have fun.
* sold separately
Touch Response – add intensity and rich expression to each note you play
Layer Function – expand your performance range by layering two tones
Split Function – divide the keyboard to play different tones
Metronome – keep time in practice and performance
Registration – save up to 32 sets (8 banks of 4 settings each), such as tone and rhythm
MIDI Recorder – record your performances and play them ba
Pitch Bend Wheel – allow manual variations in pitch, giving your performance more flair and emotion
Phones/output jack – tuck yourself away from the world around you as you play
Casio CT-S400 Specifications
Number of Keys: 61
Touch Response: 3 sensitivity levels, off
3 (Upper1/2, Lower1)
Chorus: 10 (+Preset for each tone)
DSP: Yes (Preset for each tone)
Master EQ: 10
Number of Rhythms: 200
One Touch Preset: 200
Auto Harmonize: 12
User Rhythms: 10
Chord Mode: CASIO Chord, Fingered 1, Fingered 2, Fingered On Bass, Fingered Assist, Full Range
Rhythm Elements: Intro, Normal, Normal-Fill, Variation, Variation-Fill, Ending, Synchro Start, Synchro Stop
Tap Tempo: Yes
Lesson Part Select: Yes
User Songs: 10
Demo Song: 1
4 set x 8 bank
Freeze Function: Yes
My Set Up Function
-12 to 0 to +12 Semitones
A4 = 415.5 Hz to 440.0 Hz to 465.9 Hz
-3 to 0 to +3 Octaves
Equal temperament + 16 variations
Tracks: 6 (1 system track, 5 solo tracks)
Memory Capacity: 40,000 notes (for each song)
PHONES / OUTPUT: Stereo mini
AUDIO IN: Stereo mini
USB TO HOST: micro B
USB TO DEVICE: Yes
Back Light: Yes (white)
Pitch Bend Wheel
(13cm x 6cm) x 2
Horizontal Bass Reflex: Yes
2.5W + 2.5W
AC Adaptor: AD-E95100L (DC 9.5V)
Battery: AA-size alkaline batteries x 6 or AA-size rechargeable nickel metal hydride batteries* x 6
Battery Life: Approximately 4 hours continuous operationActual continuous operation time may be shorter due to battery type, performance type, and usage environment.* Measured values while using eneloop batteries. eneloop is a trademark of Panasonic Corporation.
Music stand, Strap lock
Optional Accessories (sold separately)
Pedals (SP-3, SP-20), Headphones (CP-16), AC adaptor (AD-E95100L), Wireless MIDI & Audio Adaptor (WU-BT10), Special Stand (CS-2X), Benches (CB-7, CB-30BK, CB-30BN), Carrying Case (SC-650B)
* Bluetooth® word mark and logo are registered trademarks of Bluetooth SIG, Inc. and any use of these marks by CASIO COMPUTER CO., LTD. is under license.