Standard 49-key Digital Piano16 great tones, 10 rhythms and 6 demos. Next-generation keyboards and high-speed processors give you a high-performance piano experience. Portable and LightweightWith an extremely light and foldable design, the built-in rechargeable battery can play up to 15 hours on the go. Play the foldable piano in the living room, bedroom or outside while having a picnic in the park! [Multi-function] The built-in dual speakers of the portable electric piano sound more shocking; connect the mobile phone to play songs for auxiliary practice; Elaborate DesignRolling piano is more powerful, the sound is softer and standard, the black keys are higher than the white keys, the high-end keyboard is thicker and perfect, and the sensitivity is high. With multi-function led digital tube, easy to operate.