Muro Box-N20 Lite can read midi files, but you will need to export your midi file and then upload it to your smart phone or the Internet to get an URL for Muro Box app to open it. For the music upload procedure, please check out our app tutorials from here: https://murobox.com/en/app-tutorial/   Since 2021, we release a new model, Muro Box-N20 Standard, to include the MIDI input slot on its wood box. Now, you can simply connect your Muro Box with a MIDI keyboard or a laptop, or a USB drive via this USB-C MIDI input slot on Muro Box. The backside of Muro Box has 2 USB-C slots: One slot is for power input and the other slot near the knob is for MIDI input. Check out this tutorial to learn the details of how you can use the MIDI input slot on the Muro Box.