Juroupi Juroupi 49 Keys Roll Up Piano Foldable Portable Hand Roll Piano with Built-in Loudspeaker for Kids/Adults/Beginners

Built-in 16 kinds of tones, 10 kinds of rhythms, and 6 demos for learning and listening to the classics. Standard 49 keys roll up piano, for kids, adults and beginners. Multiple functions: one key one note, 16 levels of volume control, 32 levels of speed control, 3 sound effect modes (echo, mixing, vibrato), rhythm editing, recording, etc. Built-in 16 kinds of tones, 10 kinds of rhythms, and 6 demos for learning and listening to the classics. Standard 49 keys roll up piano, for kids, adults and beginners.