The main pack contains 500 (!!!) unique MIDI Files, transposed in all 12 keys for maximum flexibility, for a total of 6000 MIDI Files.   Each MIDI File is a complete musical idea that has deepness and meaning. They are all completely different.   You’re getting 500 completely unique musical ideas written by professional musicians that do this for a living.   There’s nothing like this on the market today.   This product is one of a kind and the first of its genre.