Feartures:  For Beginners: The electronic piano keyboard is based on real piano keys and keyboard spacing. It has 140 tone, 128 rhythms and 80 demo songs, which is very suitable for beginners.  Multi-Functional Keyboard: This piano key has recording, programming, playback, synchronization, chord, demo song request, and teaching functions. It also supports MP3 player, transposition and Bluetooth? which can meet your various needs.  Easy to Carry: This is a piano keyboard that can be rolled up. You can carry it in your bag so you can take it out of the house and not be confined to making music at home.  Safe Enough: Made of standard antimicrobial silicone rubber, this piano keyboard has a clean surface that is non-toxic, tasteless and harmless. It can your , and you can rest assured to use.  Perfect Gift: The piano keyboard is a great playing toys as your special gifts for kids,friends or family members.Great gifts for birthday,Christmas and visiting.     Description:  Keyboard: Standard size, silicon keyboard, easily rolled up. It made of high quality with environmental silicone keyboard, nontoxic, wear.  Tone: 140 tone:(000-139 means tones, directly choose digits or “+”“-”。refer to the appendix Tone Sheet).  Rhythm: 128 rhythm(000 127 means rhythms,directly choose digits or '+”“-”. refer to the appendix Rhythm Sheet).  Demo: 80 songs, it has both modes of click play and Continuous play (refer to the appendix Demo Sheet).  32 bit microprocessor: very strong operating system with 64 chord, 2-way 16 bit DAC output,compatible for mainstream MIDI software.  Interface: Micro USB MIDI and USB charging interface, 3.5mm microphone, earphone/ speaker box and sustain pedal interface.  Power: bult-in LHion polymer battery can be recharged by DC5V USB power adaptor.  Keyboard drum: it has one group of keyboard percussion music tone(directly choose button for keyboard drum function).  Sound efficiency: Vibrato button,Sustaln button, Sustain pedal.  Chord: single finger and multi finger chord.  2 built-in speakers: HIFI stereo outputs with a independent resonance cavity and LF(Low Frequency) Unit/Bass Drive Unit.  3--level LED digital display.  Record and playback function: can record 700 musical notes including Note ON and Note OFF.  MP3 play function: MP3 plays and stops.  Microphone input Function: it can play and practise when player sings song.  Port: USB MIDI and USB charging port, MP3 Flash memory port, AUX cable input port, Microphone port,Speaker and earphone port.     Package included:  1 x Roll up piano;  1 x USB cable;  1 x Bag;  1 x Manual.