Item Type: 61 Keys Roll Up Keyboard Piano <br>Material: Natural Silicone, ABS <br>Color: Black <br>Output Power: 500mW <br>Applicable Voltage: 100-240V <br>Power Supply Mode: <br>1. Built In Lithium Battery Power Supply <br>2. External USB Power Supply <br>Battery Type: Built In 1100mAh Lithium Battery (Included)1、61 KEYS STANDARD PIANO： 61 keys hand roll piano for all ages with 61 keys (A1?C9) standard piano. 128 tones, 128 rhythms, 14 demo songs. <br>2、MULTIFUNCTIONAL DESIGN: Roll up keyboard piano supports easy recording, editing, playback, sustain, vibrato, teaching, and chord functions. <br>3、SUPPORTED DEVICES: Hand roll piano comes with speakers for independent playing, supports external sound or headphones, and can be connected to an external sustain pedal. <br>4、POWER SUPPLY: Portable roll up piano is powered by a rechargeable lithium battery and can be powered by an external DC5V power supply or mobile charger. <br>5、LED DIGITAL DISPLAY: 61 keys roll up keyboard piano supports MIDI output and can be used with computer or tablet with LED digital display.You need to lay flat when practicing the piano <br>Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.1 x <br> <br>61&nbsp;Keys&nbsp;Roll&nbsp;Up&nbsp;Keyboard&nbsp;Piano<p><p>1 x Power Cord</p><p>1 x Adapter</p><p>1 x Instruction Manual</p></p>