Mobilekart — duplicate samsung level u bluetooth headset

Address:

vill+po-baria,ps-basanti,s 24 pgs west bengal,743329, South 24 Parganas, West Bengal, 743329

I am uday sankar sardar from west bengal, s 24 pgs
Registered address - vill+po-baria, ps-basanti, s 24 pgs west bengal, 743329
I ordered a samsung level u bluetooth headset from mobilekart. But received a duplicate product instead. So now i want my money back.
If this matter doesn't gets resolved by this wednesday 3rd july 2019, i will be forced to take up to consumer forum.
Plz look into this matter as an urgent matter.