Be sure that the option " Preserve lyrics " is selected: the output mp3 file will have the same lyrics of the midi/kar files. Step 4 rule hop over to here midi to mp3 free Convert music to mp3 The Standard MID file format contains two variations, Type 0 and Type 1. Type 0 is single track data while Type 1 is multi-track data. A MID link can carry sixteen independent channels of information numbered from 1-16. MID messages are made up of 8-bit words (bytes) that are transmitted serially at 31.25 kbaud. The messages may be device specific, for example in case of channel messages which can be heard on devices receiving on that channel only. You could convert MIDI file to M4R that could be used in iPhone as ringtone.