Hot Sale Roll Up Piano Delicate Texture 61 Keys Flexible Roll Up Piano Portable Silicone Soft Keyboard Piano w/o Battery

61 Keys Flexible Roll Up Piano Portable Silicone MIDI Electronic Soft Keyboard Piano without Battery Hand Rolled Musical InstrumentFeatures:1. Perfect portable small piano, affordable and easy to learn.2. 61 standard key position, the keyboard size is 1:1 proportional to the real piano.3. The unique multi-contact structure inside the keyboard makes the hand feel better.4. Built-in speakers.5. Connected to the computer through the MIDI interface, combined with the use of professional software, to achieve the function of the hand roll piano composition.6. One-click sustain function, sustaining more delicate analog piano sounds.7. The silicone keyboard is made of silicone, which is natural, environmentally friendly and durable.8. External speakers or headphones are available.9. The control box is non-slip and scratch-resistant and can be used to secure the body.10. You can connect an external power adapter or install 4 AAA batteries, and the battery power can meet the user's perform