This methacrylate case is specially designed for the CASDUINO MEGA PCB. It has all the custom cutouts for the front for the control buttons, and on the left side the audio out, rem and rec (experimental) connectors. On the right side the SD card. It also incorporates the STL file to print in 3D the for the lower part of the keyboard and buttons to activate and deactivate the MUTE and the AMPLIFIER