Excerpt: 1st unit I was sent didn't work. It was broken and wouldn't navigate through the menus. I got sent a replacement unit, but it was badly, badly scratched and had gunky gunge on it - so I sent it, too, back (as I had paid for a 'new' one). Ended up buying it from a competitor and it's a great little unit. Musician's Friend need to use a LOT more bubblewrap and packing material. Pack like Sweetwater do: OVER-pack.
Summary: It's been over three‑and‑a‑half years since Zoom released the HD16, and they're still maturing the hybrid recorder/control surface concept that it introduced. The R24 probably functions slightly better as a stand‑alone music‑production device than as a control surface and interface. It's an innovative and reasonably well executed idea, though, which will appeal just as much to those who don't want to take their laptop systems out live as it will to those who still prefer...
Pros: Twenty-four tracks to record to., Eight tracks of simultaneous recording, even when acting as a DAW interface., Useful rhythm composition and sample-triggering and editing features., Very intuitive to use as a recorder.
Cons: Counter‑intuitive in some areas., Not all controls have remote functionality., Small screen makes some editing jobs hard work., Effect and patch operations can only be conducted when the project sample rate is 44.1kHz.