[Portable Design]: Our 88-key roll up electric piano keyboard is made of high-quality material, allowing it to be easily rolled up for convenient storage and transportation. Whether you're practicing at home or on the go, this portable piano is the perfect musical companion. [Versatile Functionality]: This electric piano keyboard is equipped with a variety of features to enhance your playing experience. It can be connected to headphones, speakers, microphones, and MIDI devices for versatile audio options. With its built-in sustain pedal and recording/playback function, you can create beautiful melodies and practice your skills with ease. [Authentic Piano Experience]: Designed to mimic the 1:1 ratio of a traditional piano keyboard, our roll up piano offers an authentic playing experience. With 88 full-size keys and 15 different tones to choose from, you can explore a wide range of musical styles and genres. [User-friendly and Durable]: Made from a combination of silicone and ABS materials, our roll up keyboard piano is not only durable but also waterproof and dustproof. It's easy to clean and maintain, ensuring long-lasting performance. Plus, with two power supply options, you can play anytime, anywhere. Product Timbre: 15 different timbres Rhythm Variation: 9 different rhythms Demonstration Tracks: 5 demonstration tracks Output Power: 500MW Product Power Supply: 3 x AA battery (not included in this product) Color: Black Material: ABS Package Contents: 1 x 88-key hand-rolled piano Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.