1、61 Keys Folding Piano: The portable piano is designed with 61 keys to achieve the same playing effect as the actual grand piano. It solves the disadvantage of being bigger and heavier than an actual piano, and is light and compact for easy storage. 2、Multifunction: Digital piano with 128 tones, 128 rhythm patterns, 30 built in demonstration songs, sustain, vibrato, chords, recordings, transposition, metronome, etc. 3、Dual Speakers: Bluetooth foldable keyboard piano has built in superior dual speakers to simulate real piano sound. Headphones can be connected for the best sound quality. 4、Bluetooth MIDI Function: Folding piano with Bluetooth MIDI; Bluetooth sound function. MIDI and USB interface can be connected to your computer to edit music and play all piano games. 5、App Connection: Pair with your smartphone or tablet. Can be used with Bluetooth wireless connection for piano game apps such as for Garage Band, for Perfect Piano and for Pop Piano, or for online music lessons. 6、Fine Craftsmanship: Bluetooth foldable keyboard piano is designed to be slim and compact, but the keyboard is the same size as the actual piano, and the keyboard sinking depth has been made. 7、For Beginners: You can feel the heavy hitting feel of a full size piano keyboard. bluetooth foldable keyboard piano is the perfect choice for beginners. Item Type: Folding Piano Material: PVC, ABS Output Power: 3W x 2 Power Supply Mode: 1. Built in Lithium Battery Power Supply 2. External USB Power Supply Battery Type: Built in 1100mAh Lithium Battery (included) 1 x Host 1 x Power Cord 1 x Adapter 1 x Sustain Pedal 1 x Piano Bag 1 x Manual