This mod offers the possibility to play without using a guitar, allowing the use of a controller. The ISOs are compatible in OPL and emulator, only Rock Band 1 and 2 work on DVD.
Credits:
Mariteaux (Milohax) for figuring out which file to modify to enable dualshock mode.
Naonemeu for making modifications to ARKs so that it also works on PCSX2.