Here’s a perfect portable musical keyboard for your traveling companion, the VAX77. This entire keyboard can be folded into half so that the 77-key master keyboard won’t take up more than 23.3″ of space. Not only that, this foldable keyboard also includes interesting features like a 3.5-inch color LCD display, with MIDI in/out and USB 1.1 connections, four pedal inputs and and a lot of synthesizer presets in there so you don’t need to set up the functions for all the knobs and buttons yourself. Priced at $2,450.