Torpedo CAB/CAB M: Are the factory presets (32) IRs?

[braveheart]

or just digital speaker sims like in older Line6 units..

 

[Ventura]

or just digital speaker sims like in older Line6 units..

They're the TwoNotes proprietary IRs known as DynIRs, or "Dynamic Impulse Responses"

There's a lot of info on these on their website - some pretty killer tech going into these IRs...IMHO.