1、MIDI Compatibility: Foldable piano keyboard with MIDI functionality allows you to connect to various smart devices such as computers and laptops, enabling you to make your own music. Easily connect to piano music games for a more fun piano learning experience. 2、Versatile Functions: This roll up piano features 61 keys, 128 tones and rhythms, and 45 demo songs. It includes recording, editing, playback, sustain, vibrato, teaching, and chord functions, meeting the practice needs of beginners. 3、Power Supply: Portable roll up piano powered by 4 x AAA batteries (not included) or DC 5V power supply(include), enabling practice anytime. 4、Easy Carrying: Comes with a compact size and fold ability, you can easily carry the 61 key pull up piano for playing anywhere, anytime. 5、Great Gift Choice: The piano keyboard is a great performance toy suitable for children aged 3 and above, making it more appealing to kids due to its compact size and portability. It can also be given as a special gift choice to children, friends, or family members for birthdays, Christmas, or visits. Item Type: 61 Key Portable Keyboard Material: Natural Silicone, ABS Color: Black White Battery Type: Requires 4 x AAA batteries (not included) Power Supply: Battery Powered or DC 5V Power Supply Keyboard: 61 Standard Keys (C3 to C8) (including black keys) Tones: 128 Rhythms: 128 Demo Songs: 45 Functions: Easy recording, editing, playback, sustain, vibrato, teaching, chord functions Display: LED Digital Display Speaker: Built in speaker for independent playing External: Support external speakers or headphones, optional sustain pedal MIDI Output: Support MIDI output can be connected to a computer or tablet 1 x Roll Up Piano 1 x DC 5V Power Cable 1 x User Manual