However, some of the soundtracks were replaced with music taken from an early prototype of Sonic 3.
Additionally, the windows version has an option in the set-up menu for FM synthesis instead of general midi. The background music of the games in Sonic & Knuckles Collection is emulated in MIDI format. When booting up Sonic & Knuckles Collection, the game's selection menu is displayed. However, the game is given a selection menu for the different titles it contains.
The games in Sonic & Knuckles Collection themselves are virtually identical to those that were originally released. The selection menu for Sonic 3 & Knuckles, from Sonic & Knuckles Collection. Sonic & All-Stars Racing Transformed Review
