Pricing and availability

We compare 600+ stores and found this item at 8 stores. Prices updated .

Amazon
4.4 (12)
$399.99 New
$379.99 Used (Like New)
Musician's Friend
5.0 (1)
$399.99
Thomann
4.6 (8)
$268.00 $266.00 $2.00 · All time low
Gear4Music
£276.00

Average Price: $381

Standard/Professional

$100

$601+

Price Tier

Budget

Standard

High-end

Price History

Based on price data from 6 merchants for "Casio CT-S1-76 76-key Portable Keyboard". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Unleash your creativity with the Casio CT-S1-76 76-key Portable Keyboard, where portability meets performance. Whether you're a seasoned pianist or a budding musician, this keyboard offers a seamless blend of functionality and convenience. Its sleek, lightweight design makes it a perfect companion for musical adventures, be it in a cozy studio or under the open sky.

The CT-S1-76 is equipped with 76 full-size, touch-sensitive keys that emulate the expressive dynamics of an acoustic piano. At its core lies Casio's renowned AiX Sound Source, delivering a rich tapestry of sounds, including a resonant stereo grand piano and 60 other tones ranging from electric pianos to vintage synths. This feature ensures that every note you play comes to life with remarkable clarity and depth.

Built for sound enthusiasts, the upgraded 13W bass-reflex stereo speaker system fills any space with immersive audio. Engage the surround effect to experience a concert-like atmosphere, or plug in headphones for private sessions. With the Casio Music Space app, you can remotely control your keyboard settings, enhancing your practice and performance capabilities.

For added versatility, the CT-S1-76 can be powered by 8 AA batteries, allowing you to play virtually anywhere. Capture your musical inspirations with the one-button recorder or keep your rhythm sharp using the built-in metronome. Connect effortlessly to your computer or smart device via USB for a world of additional features and learning tools.

Key Features:

  • 76 full-size, touch-responsive keys
  • AiX Sound Source with stereo grand piano and 60 additional tones
  • Upgraded 13W bass-reflex stereo speaker system with surround effect
  • Lightweight and portable design with optional battery operation
  • USB connectivity for integration with computers and smart devices
  • One-button recorder and built-in metronome
  • Casio Music Space app for remote control and enhanced functionality

Owner's manual

Casio CT-S1-76 76-key Portable Keyboard User Manual

Product specs

Available since July 2024
Colour Black
Finish Opaco
Number of keys 76
Wooden Keys No
Ivory Feel Keyboard No
Pressure point simulation No
Keyboard cover No
Sounds 61
Polyphony 64
Arranger No
Styles 0
Display No
Sequencer No
Learn mode No
Bluetooth Audio Yes
Bluetooth Midi Yes
"Half-pedal" option No
Audio out Yes
Audio input Yes
Midi Interface USB
USB to Host Yes
USB to Device No
Keys 76
Touch-Sensitve 1
Number of simultaneous Voices 64
Number Of Sounds 61
Storage Medium USB to Host
Effects 1
Speaker 1
Headphone Outputs 1
Metronome 1
Master keyboard function 1
USB 1
Split Zones 1
Dimensions in mm 1140 x 258 x 83
Layer Function 1
Weight in kg 5,3 kg
Included Accessories Power Supply, Sheet Music Holder
Weight 5,3 kg
Speaker Power 2x 6,5W
Size 1140 x 258 x 83

FAQs

Is the Casio CT-S1-76 suitable for beginners?

Yes, the Casio CT-S1-76 is suitable for beginners due to its straightforward interface and touch-sensitive keys, which help new players develop dynamic playing skills.

How does the Casio CT-S1-76 connect to a computer?

The Casio CT-S1-76 connects to a computer via a microUSB port, allowing for easy integration with PC, Mac, iOS, or Android devices without the need for additional drivers.

Does the Casio CT-S1-76 have Bluetooth capabilities?

Yes, the Casio CT-S1-76 features Bluetooth audio and MIDI capabilities, enabling wireless connectivity for audio streaming and MIDI control.

How many sounds does the Casio CT-S1-76 offer?

The Casio CT-S1-76 offers 61 built-in sounds, providing a variety of tones suitable for different musical styles and preferences.

Can the Casio CT-S1-76 be used as a MIDI controller?

Yes, the Casio CT-S1-76 can function as a MIDI controller, allowing you to control software instruments and other MIDI-enabled devices through its USB interface.

Jeremy See

Jeremy See

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Introducing the Casiotone CT-S1-76

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Video thumbnail for CASIO JUST RELEASED A 76-KEY VERSION OF THEIR CT-S1 by PianoManChuck

CASIO JUST RELEASED A 76-KEY VERSION OF THEIR CT-S1

PianoManChuck

PianoManChuck

Reviews

PROS

  • 76 keys provide a broader range for diverse musical styles

  • Lightweight and easily transportable, ideal for mobile use

  • Connects to Casio Music Space app for easier configuration

  • Good sound quality for its size, suitable for practice and songwriting

  • Includes an AC power adapter, eliminating need for additional purchase

CONS

  • Non-weighted keys have a light, springy feel, not ideal for serious players

  • Complex menu structure with minimal buttons can be frustrating

  • Lack of front headphone jack complicates cable management

  • Limited bass response in speaker system

  • Finding a fitting travel bag can be challenging due to its dimensions

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Casio CT-S1-76 76-key Portable Keyboard.

Features and functionality

  • The CT-S1-76 includes upgraded 13-watt bass-reflex stereo speakers, enhancing audio output compared to the 5-watt total on the smaller CT-S1 model.

    Source
  • Despite initial confusion, the CT-S1-76 allows "local control" on/off via the F#2 key, though not through external MIDI gear.

    Source
  • The CT-S1 lacks a pitch wheel, which some users find limiting compared to the CT-S400 that includes one and offers more voices.

    Source
  • The CT-S1's built-in sounds are a significant advantage for those seeking a portable keyboard with MIDI capabilities for recording without needing external sound modules.

    Source
  • The CT-S1 has 61 sounds and a MIDI recorder, offering more versatility than the Yamaha P45's 10 sounds, making it suitable for composing and recording.

    Source
  • The CT-S1-76 includes a split function on the 76-key version, enabling different sounds on left and right sides, which the P45 lacks.

    Source

Software and compatibility

  • The lack of MIDI "local off," real-time commands, and clock sync may limit integration with external MIDI equipment.

    Source
  • The CT-S1 can integrate with Bluetooth, though the adapter is noted to be expensive, impacting budget-conscious buyers.

    Source

User experience

  • Some users note the keyboard's weight and portability as significant benefits, making it suitable for various situations despite a less-than-ideal keybed.

    Source
  • Owners report the CT-S1 has excellent key action and is very quiet, enhancing its usability in practice and performance settings.

    Source

Comparisons

  • The Yamaha P45 offers a more realistic key feel, important for developing expression and finger strength, compared to the CT-S1's lighter keys.

    Source

Use cases and applications

  • Battery operation and audio input on the CT-S1 allow for portable use and direct audio playback from software instruments, enhancing on-the-go creativity.

    Source

Critic Reviews

Better speakers and more keys: Casio’s supersized Casiotone CT-S1-76 could be the perfect portable keyboard for beginner and intermediate players | MusicRadar

musicradar.com

Casio's CT-S1-76 keyboard is a lightweight marvel for beginners and intermediates, offering an impressive 76 keys and a robust 6.5W speaker system for enhanced sound. Its Bluetooth capability and app integration simplify access to extensive features, making it a modern choice. However, while its lightweight build is a plus, the minimal controls may frustrate some users seeking direct adjustments. At £349, it’s an attractive option, but potential buyers should weigh the limitations against its strengths.

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