hahahaha.you made me laugh brother.i'm not only a sales man, but i use that clip & also i'm a technician.as you can see my post here. also post from other people who have try that clip see this link
http://forum.gsmhosting.com/vbb/f731...ading-1468462/ http://forum.gsmhosting.com/vbb/f731...r-box-1468452/ http://forum.gsmhosting.com/vbb/f731...385-a-1463978/
i'm not convincing you to buy that product.i'm just saying what i experience.it is up to you what you want to buy.i'm just giving you an opportunity not to waste your money.if you don't want it then fine.
BR,,
GsmSolution.