Casio CT-S1 61-Key Digital Synthesizer Black

The Casio CT-S1 is a 61-key digital synthesizer that combines a sleek, ultra-compact design with powerful AiX sound technology. Its touch-sensitive piano-style keys provide expressive playability, while the integrated 2.5W stereo speakers deliver rich, room-filling sound. Ideal for beginners, hobbyists, and traveling musicians, this keyboard offers 61 versatile tones, 64-note polyphony, and a comprehensive effects engine to shape your sound.

Advantages

The CT-S1 stands out with its slim profile and lightweight build, making it easy to carry to lessons, gigs, or rehearsals. The AiX Sound Source ensures high-quality acoustic and electronic sounds, from grand pianos to vintage synths. Dedicated buttons for tone selection and a clear LCD display simplify operation, while battery power option adds true portability—play anywhere without an outlet.

Suitable for

• Beginners learning piano and keyboard fundamentals
• Musicians needing a portable practice or performance instrument
• Content creators and producers seeking a compact MIDI controller
• Classrooms and music therapy settings

Key specifications

• 61 touch-sensitive piano-style keys
• AiX Sound Source with 61 tones (12 Advanced Tones, 10 Casio Classic Tones)
• 64-note polyphony
• Effects: 24 reverb, 12 chorus, 15 delay, 100 DSP, 10 master EQ presets
• 2 x 2.5W oval speakers (13cm x 6cm)
• Connectivity: USB-to-Host, USB-to-Device, audio in, headphone out, pedal jack
• Power: AC adapter (AD-E95100L) or 6 AA batteries (approx. 3 hours)
• Metronome, transpose, tuning, layer function

Recommendations

For a portable, expressive synthesizer with authentic piano feel and rich AiX sound, the Casio CT-S1 is an excellent choice for musicians of all levels.