PortaSound PSS-20

Portable Keyboard / 1989
[ Image ] PortaSound PSS-20

A portable keyboard with built-in games, featuring a novel design intended to limit the number of switches other than the keyboard and large pads at left.
The color-coded labels above and below the keys indicate various functions.
Pressing one of the pads while pressing a key in the relevant position allows the user to select the function with the user to select the function that matches the color of the pad pressed.