Casio CT-S1RD Casiotone Keyboard Red

Portable Keyboard with 61 Keys!
  • Portable keyboard with 61 velocity-sensitive keys in piano style
  • 61 selected tones featuring rich Advanced and Casio Classic sounds
  • AiX sound generation – for exceptionally detailed tone
  • Velocity sensitivity – full control over your playing expression
  • Horizontal Bass Reflex System – stunning sound thanks to new bass reflex technology
  • Color: Red
Variants (2)
Casio CT-S1WE Casiotone Keyboard White
Casio CT-S1BK Casiotone Keyboard Black
Casio CT-S1WE Casiotone Keyboard White Casio CT-S1WE Casiotone Keyboard White
Casio CT-S1WE Casiotone Keyboard White
  • Portable keyboard with 61 velocity-sensitive keys in piano style
  • 61 selected tones with rich Advanced and Casio Classic sounds
  • AiX sound generation – for exceptionally detailed tone
  • Velocity sensitivity – full control over expression while playing
  • Horizontal Bass Reflex System – stunning sound thanks to new bass reflex technology
  • Color: White
211
Casio CT-S1BK Casiotone Keyboard Black Casio CT-S1BK Casiotone Keyboard Black
Casio CT-S1BK Casiotone Keyboard Black
  • Portable keyboard with 61 velocity-sensitive piano-style keys
  • 61 selected tones featuring rich Advanced and Casio Classic sounds
  • AiX sound generation for exceptionally detailed tone
  • Velocity sensitivity - full control over your playing expression
  • Horizontal Bass Reflex System - stunning sound thanks to new bass reflex technology
  • Color: Black
219
Bestprice
209,90
All prices include VAT
Ready for shipping

Finance from 23,00 € per month
Standard Shipping
free
Delivery time 1 - 2 working days
Priority Shipping
+ 0,99
Shipping on 20.05.2026
Express Shipping
+ 5,90
Delivery on Thursday, 21.05.2026, if you order within  16 Hrs. 49 Min. 
Shipping and Delivery
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Your Style. Your Keys!

Unleash your imagination in a world full of music. Thanks to the minimalist design of the CT-S1, you can focus solely on the music. Enjoy the pure musicality of the keyboard while developing your unique style. Discover the 61 carefully selected tones, from Advanced Tones to Casio Classic Tones, that will take you on a journey through Casio’s history. Make the music your own. Define yourself through sound.

Sound That Truly Moves You

The AiX Sound Source technology is at the heart of the CT-S1, authentically reproducing the distinctive sound of each instrument. Keyboard players can choose from 61 exquisitely crafted tones – including acoustic piano, electric piano, and organ. You’re sure to find your favorites. Casio Advanced Tones were developed by sound experts, allowing you to experience full power with modern ease.

Rebirth of Timeless Instruments

We analyzed the sound and structure of vintage musical instruments used in hits from the past to the present and brought them to life with our unique technology. We even added Casio Classic Tones. We captured the legendary sounds of our own extensive range of keyboards and synthesizers, like the Casiotone 201, to celebrate the debut of our electronic instruments from the 1980s. Create the authentic sound of great musicians.

Sound That Brings the Room to Life

Experience dynamic sound with the newly developed built-in speaker system of the CT-S1. The innovative Horizontal Bass Reflex technology and specially designed speakers deliver pure, clear tones with powerful bass punch in a sleek and compact form. Take it a step further and indulge in rich soundscapes amid the full power of surround sound. The Volume-Sync EQ function automatically adjusts bass and treble presence even at low volumes, ensuring excellent sound quality at every decibel.

Connect With Your Music

The CT-S1 will keep inspiring you. Bring your creative ideas to life. With the Wireless MIDI & Audio Adapter WU-BT10* you can pair your smartphone or tablet with your keyboard and listen to or play along with your favorite songs through the CT-S1’s powerful speaker system. The Chordana Play App lets you personalize your music experience. Change the key and adjust the tempo in audio mode. Suppress melody or accompaniment to turn your favorite music into a backing track to accompany. The learning mode uses MIDI capability so you can customize your lessons and have more fun practicing. Other MIDI-capable apps and external devices ensure no limits to experimenting, as you explore new and entertaining ways to listen, customize, and create musical experiences.
*sold separately

Small Format, Big Inspiration

Thanks to the compact design of the CT-S1, music becomes your constant companion, as you can play anytime, anywhere. No preparation. No storage hassles. Music and innovation are always at your fingertips. The sleek device fits in any space and gives you the flexibility to adapt your playing style to your mood, with a design that fits everywhere. There’s even the option to attach your favorite strap, so you can enjoy the freedom of playing without a stand or table.

Play whenever and wherever you feel like it!

Features

  • 61 velocity-sensitive keys in piano style
  • 61 exquisitely crafted tones
  • Optional connection to a PC via USB-to-Host port
  • Audio-in
  • 61 selected tones featuring rich Advanced and Casio Classic sounds
  • AiX sound generation – for exceptionally detailed tone
  • Velocity sensitivity – full control over your playing expression
  • Horizontal Bass Reflex System – stunning sound thanks to new bass reflex technology
  • Surround function: play with multidimensional sound experience
  • Layer function – combine tones for an impressive performance
  • Metronome – practice with control
  • MIDI recorder – record and play back your own performance
  • Tone memory – save favorite tones and settings
  • Easy operation: direct access to 7 main tones and 4 tone variations (Standard, Advanced, Modern, Vintage)
  • Connectivity to Chordana Play App – practice with 50 built-in demo songs or expand your repertoire by importing MIDI songs
  • Mobile on the go: compact and lightweight, also runs on batteries
  • Bluetooth® MIDI/Audio capable via WU-BT10 Wireless Adapter (sold separately)

Technical Data

  • Number of keys: 61
  • Velocity sensitivity: 3 sensitivity levels, off
  • Sound generation: AiX
  • Polyphony: 64
  • Tones: 61
  • Advanced Tones: 10
  • Classic Tones: 12
  • Effects
    - Reverb: 24 types (+ preset for each tone)
    - Chorus: yes (preset for each tone)
    - Delay: yes (preset for each tone)
    - DSP: yes (preset for each tone)
    - Master EQ: 10 EQ presets
  • Volume-Sync EQ: yes
  • Surround: yes
  • Metronome: yes
  • Demo songs: 1 + 10 (piano demo)
  • Transposition: yes
  • Tuning: A4 = 415.5 Hz ~ 440.0 Hz ~ 465.9 Hz
  • MIDI recorder: yes, 1 song, 40,000 note memory capacity
  • Connectivity: Available app: Chordana Play, Bluetooth MIDI & Audio adapter: yes (sold separately)
  • General MIDI: yes GM Level 1 standard
  • Connections: PHONES/OUTPUT (stereo mini), PEDAL (standard), AUDIO IN (stereo mini), USB TO HOST (Micro B), USB TO DEVICE
  • Strap holder: yes
  • Speakers: (13cm x 6cm) x 2
  • Horizontal Bass Reflex: yes
  • Amplifier: 2x 2.5 watts
  • Power supply: DC 9.5V (AC adapter AD-E95100L)
  • Batteries: 6x type AA, battery life approx. 3 hours
  • Dimensions: 930 x 258 x 83 mm
  • Weight: 4.5 kg

Scope of delivery

  • 1 x Casio CT-S1RD Keyboard Red
  • 1 x Music stand
  • 1 x Power supply

Specification

  • Product number 00077384
  • velocity response Yes
  • Microphone input No
  • Number of Keys 61
  • Outputs 3.5mm Stereo-Klinke, USB
  • MIDI-Interface No
  • Accessories included No
  • Colour Red
  • Illuminated keys No
  • USB to host (Midi) Yes
  • Inputs 1/8 Zoll jack (stereo)

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The hotline is currently not manned. You can reach us again on Wednesday, 20.05.2026 at 09:30.

Tuesday 09:30 - 18:00
Wednesday 09:30 - 18:00
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