Features:1)Small and portable design,can be hand-carried.It can also be rolled up for easy storage in your hand bag.2)21 Demo songs,128 rhythm.3)88-key piano with MIDI out .4)Two power supply modes.5)140 kinds of tone. Specification:Size: 335x235x75MMKeyboard: 88 keysTone: 140Rhythm: 128 Package include:1 x Electronic Keyboard Notes:Please allow slight dimension difference due to different manual measurement.Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.