megamaster passed a second hand unit off as a new unit

this company sold me faulty unit and replaced with a second hand unit passed off as new unit. 3 options option 1 - will try and locate a new unit(this is 3months waiting and after they tried passing it off as new 2.refund 3.15percent off the secondhand unit supposed 2be new

pleas be assure that you receive a new unit and not second hand unit passed off as new