Features: 【Portable and Convenient】: Our 88-key roll up piano is designed with a portable and foldable design, allowing you to easily carry and store it without taking up much space. Simply unroll it and start playing wherever you go. 【Realistic Piano Experience】: With its full-size keys and piano-like key design, our electric roll up piano provides an authentic playing experience. The black keys are slightly elevated for easy recognition, making it ideal for beginners and experienced musicians alike. 【Versatile and Feature-packed】: This electric piano keyboard offers a wide range of features to enhance your music playing. It supports headphone mode, allowing you to practice silently without disturbing others. The built-in high-fidelity stereo speakers create a 4D surround sound effect, immersing you in a rich and vibrant musical experience. 【Multi-platform Compatibility】: Our roll up keyboard piano is compatible with multiple devices, making it versatile and convenient. Whether you want to compose, mix, or record music, this electric piano can be easily connected to your computer, tablet, or smartphone for seamless integration. 【Long-lasting Battery Life】: Powered by a built-in rechargeable lithium battery, this roll up piano ensures long hours of uninterrupted playtime. The energy-saving function automatically puts the piano into sleep mode after 3 minutes of inactivity, conserving battery power. Additionally, the piano can be powered via USB for continuous performance. Specifications: Piano Keys: 88 keys Power Supply: 3.7V/500mAh (built-in lithium battery) Timbre: 16 types Demonstration Song: 6 pieces Auto Sleep: Idle for 3 minutes Dual Speaker: With stereo speaker Connect the Device: Support external audio, headphones Product Material: Silicone Product Size: 133.8 * 18.5cm/52.7 * 7.3inch Attention: When practicing the piano, it is necessary to lay it flat