Samsung has sold over 10 million units of the Galaxy S 4 worldwide, and we have one of them in our possession and just waiting to find a home. This particular version is the GT-I9500, which is an unlocked international model that sports the octa-core Exynos chipset, and we have SellCell.com to thank for the opportunity to hand it out to a lucky reader! If you're looking to sell your phone and get somethin
