A soundfont is a collection of sounds used in music production, and a portable one would allow you to use Sonic 2's iconic soundtrack on-the-go.
To use these soundfonts without installing heavy software, you can use "portable" (standalone) MIDI players or synthesizers: sonic 2 soundfont portable
But for years, listening to that music outside of gameplay meant dealing with low-quality rips or struggling with complex emulation setups. Enter the solution that has audiophiles and retro gamers buzzing: the A soundfont is a collection of sounds used