Material
Plastic electric piano
Power supply
by USB 5V (adapter include) or 1100mA li-ion built in battery
Compatible
Win XP/Vista/7/8 and Mac OSX
Feature
Digital display, Master volume control key,Tempo control key
Function 1
Dynamics function ,Tutorial, recording,programming, playback function
Function 2
With built-in speaker and support external headphone or loudspeaker