Features: 1.This hand?rolled electronic piano has 128 built?in tones and 128 rhythms, which makes it not only the sound of the piano, but also the sounds of other instruments. You can play the sounds of all kinds of instruments you want, which will become very interesting and can also exercise your intonation. So this is a very good product for beginners or music lovers, which can bring them more fun of music, and also the best choice for gifts 2.The recording function is to use multi-channel real-time recording to record notes. After entering the recording mode, the user can play the keys at will, and the system will automatically faithfully record the key notes played by the user. When the memory block planned by the system is full, the digital screen will display "FUL" to indicate that the record is full. At the same time, it also has a programming function. When the programming mode is turned on, all the keys become percussion sounds. Play the piano to edit the beat, the system automatically records the rhythm 3.Bluetooth function is automatically turned on after power on and there is a prompt tone. Bluetooth is turned on and waiting for the mobile phone to play accompaniment or music. The mobile phone searches for Konix-Music to connect. After the connection is successful, there will be a prompt tone. Volume adjustment or music selection needs to be done on the phone. It can wirelessly connect to the piano learning APP on for iOS mobile phone or for iPad via Bluetooth 4.This portable hand-rolled piano is very close to the real piano in terms of sound quality and feel, and uses high-fidelity stereo speakers, 4D stereo surround sound effects, heavy bass touches people's hearts. Supports external speakers or earphones, so practicing the piano will not disturb the people. The operation interface also adopts LED digital tube display, which is more clear and convenient. This 61-key hand-rolled piano also has vibrato, sustain and analog keyboard drum functions. Also has a metronome function, and can also adjust the tempo of the rhythm, demo song and metronome 5.The product includes an adapter, a USB cable and a rechargeable lithium battery. During use, there is no action for one minute, the digital tube light is off, and the system automatically enters the sleep state. Press any key to wake up, which can help you better energy saving specification:Item Type: Soft Keyboard Piano Material: Natural silicone + ABS Color: Black, white Power Input: DC5V/1000mA Output Power: 500mW Power Supply Type: USB power supply / rechargeable lithium battery (delivered with supporting battery) Battery Capacity: 1700mAh PackageList: 1 x Roll Up Piano 1 x Lithium Battery 1 x USB Cable 1 x Adapter 1 x User Manual Note1. When using it, lay the hand?rolled piano flat, do not place the hand?rolled piano on an uneven place, and do not move the hand?rolled piano at will during the performance, otherwise will affect and damage the normal function of the hand?rolled piano. 2. After the hand?rolled piano is used, it should not be rolled too tightly when it is rolled up, so as not to damage the normal function of the keys and shorten the service life. 3. Do not pull or twist the keyboard of the hand?rolled piano, and do not forcefully fold the silicone keys to avoid damage to the keys. 4. Do not place the piano in a hot or humid place. 5. No part of the hand?rolled piano can be split. 6. Do not place the hand?rolled piano in a place with strong electric waves, so as not to affect the function of the hand?rolled piano.