The chips are new, the work is not yet tested. I bought this item with the webbonus extension and saved already 239,11 $. The webbonus extension helps save up to 4,91% of the purchase cost on Zeano. use my link webbonus(.)com/?u = 76578 and start saving right now. When you copy the link and paste it into your browser, do not forget to remove the brackets before and after the point. I put brackets as otherwise the system does not miss the link. The Chinese do not allow to use feedback for advertising purposes.