What exactly is the difference between these headphones?

[yusufhamdan2012]

What's the difference between the following headphones? Other than one being new and the other being pre-owned and renewed by Amazon.

https://www.amazon.com/Skullcandy-B...ords=skullcandy+crusher&qid=1575148268&sr=8-2

https://www.amazon.com/Skullcandy-B...sher&qid=1575148268&smid=ATVPDKIKX0DER&sr=8-1

 

[R_1]

those are both renewed, or refurbished units. mildly used and returned to amazon. no difference as far as I can tell. they both state that the new ones are cheaper
https://www.amazon.com/dp/B01DWH77GC/ref=dp_cr_wdg_tit_nw_ls