The USED-Casio CTK-4000 61-key portable keyboard is the Best option for beginners and experienced players alike. It is affordable, versatile, and produces a good sound quality.
The USED-Casio CTK-4000 has a wide range of features that make it a great choice for keyboard players. It has 61 full-size keys, a variety of built-in tones and rhythms, and a variety of learning features. It also has a built-in speaker system, so you can play the keyboard without having to connect it to an external amplifier.
- 61 piano-style keys with two levels of touch response
- 48-note polyphony
- 570 built-in tones, including stereo grand piano tones
- 180 built-in rhythms, including 74 ethnic rhythms and 20 patterns for piano play
- Rhythm editor
- 152 built-in songs, including 50 exercise phrases
- Music preset (305 presets)
- USB port
- Headphone output