ammoon 49 Key Roll Piano with Built in Speaker Portable and Multifunctional Electronic Keyboard for Children and Adults

Silicone Roll Electronic Piano: 49 or 61 keys for your option. Built-in high fidelity stereo speaker provides excellent sound quality. It helps develop kids' interests in playing piano. Multifunction Keyboard: With 16 kinds of tone, 6 preset demos, supports recording/ sustain function, supports play/ stop/ adjustment. Silent Playing & Wide Compatibility: Headphone jack allows you to play piano silently without disturbing others. It can be connected to external speaker, tablet, etc. to realize musical creation.