Rename 2nd generation ipod shuffle to sync so it not conflict with 4th gen ipod touch?

TWO BARRY'S IPODS ONE COMPUTER NOW!

my wife likes her old 2nd gen ipod touch, son set up for me as a present on another computer that is broke now.

my 4th generation ipod touch is named BARRY'S IPOD, also

QUESTION

can i rename the one GB. 2nd gen shuffle? could be 1st how to tell?

I'd name it Betty's ipod i do not wish to erase or change content?