Can Nito B used for installing older versions of xbmc?

Hi all,

Simple question chaps, Is it possible to have a choice of which version of xbmc you want to install I.E> 12.1 12.2 12.3 frodo by using NitoTV? from Iphone to Atv (Black) 2nd gen running 5.3 untethered. or Nito from P.C. to Atv.   

Thanks for any replies…

sadsack