Although it is currently lacking TooManyItems and SinglePlayerCommands right now, it will get those mods in the future, and it is one of the only Vanilla/Semi-Vanilla 1.2.5 Technic Packs with functional sound.
Sorry. I am still having trouble with it.
1.2.5VanillaSound(TMI+SPCsoon) was updated to version 1.2.5 3 years ago