This is just a toy ... Go to any toy store, you will find better. This is a shot from gni korg commercialize a plastic piano for children under 8 years by posing as a technological object rel.
More seriously, the IDE dpart excellente.Un silent keyboard as compact as possible for computer music Nomade.Le problem is the final product: RIDICULOUS. (I 've obviously not bought but I have played (this is the right word ...) with an APRS noon.
Yet it was enough to sell korg this type of product 50 euros more, to offer a real usable product on a trip, By creating a controller of the same size but with a finish and resistance tural: hull in m tal keys more resistant largest 2-3 cm thick etc ... without falling into the range of 24-key keyboards such audio or edirol M.