Detail 01
88 scaled hammer-action keys
The keys are weighted and graded, with lower keys heavier than higher keys.

Independent shopping perspective
Casio’s PX-S3100 is an 88-key digital piano with scaled hammer-action keys, weighted and graded from lower to higher notes, plus triple-sensor key detection. Its 700 tones, 200 rhythms, 60 built-in songs, Layer Mode, and Duet Mode give you several ways to play, practice, and arrange at the keyboard. Two 20W speakers provide onboard sound, while USB, wireless Bluetooth MIDI, and a front headphone jack support computer or mobile-device use and private practice. The CS-68P matching stand is available separately.


Strong match
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.

Detail 01
The keys are weighted and graded, with lower keys heavier than higher keys.
Detail 02
The instrument captures performance dynamics through triple-sensor detection.
Detail 03
The piano provides a broad set of onboard tone and rhythm choices.
Detail 04
Duet divides the keyboard between two players; Layer combines two tones.
Detail 05
Two 20W speakers provide the piano’s onboard sound.
Detail 06
These connections support computers or mobile devices, wireless MIDI, and private practice.
Final check

Product questions
Straight answers to the questions shoppers most often ask about this product.
Yes. Its 88 scaled hammer-action keys are weighted and graded, with lower keys heavier than higher keys.
Yes. Duet Mode splits the keyboard for side-by-side playing.
Yes. It offers USB connectivity and built-in Bluetooth for wireless MIDI connection to smart devices.
The optional CS-68P matching stand is sold separately.
Reference
The complete catalog record, organized around the decisions musicians make when comparing gear.