What's the R2 suffix call out on NXP number MCIMX357CJQ5CR2?

R2 Suffix

Looking at NXP part number MCIMX357CJQ5CR2, and wondering the difference between that and MCIMX357CJQ5C? What does the R2 suffix call out?

The R2 suffix is a packaging code. MCIMX357CJQ5CR2 is supplied on Tape & Reel Packaging. Compared to MCIMX357CJQ5C which is supplied on Tray Packaging.

So these are the same exact parts, but they are supplied in different packaging forms.