I can tell everyone that i had very bad expierence with my new keyboard (A4tech), that was a stupid buy, it's very bad because the ghost keys. And that make me a stupid because i lost 200$, i spend all that money, but even no the basic about keyboards..
Anyway, i already buy a new model, Cougar 200k.. Yes! The especification is very nice and i'm confident to test the keyboard, ill recieve this next week and i gonna make a review here, at this topic.. Wait me