This is a MIDI controller that uses mechanical keyboard parts as buttons.email me at percipiostart@gmail.com to order. These are the features of the current generation.-Cherry MX Clear switches-DSA profile keycaps from Signature Plastics -Teensy 4.0 microcontroller, micro-b USB, flashed with Arduino code-6061 Aluminum switch plate-Black acrylic sandwich layer case with 5 M2.5 sockets with nuts … Continue reading xp120 mechanical midi keyboard