The Samsung Galaxy S4 was released on March 14, 2013. It is the next-generation of the Galaxy S 3. It has new features which include Smart Alerts, Smart Stay, and Smart Scroll, a 13-megapixel back camera, and a 4.99-inch (127 millimetres) 1080p display. The S4 has two versions, one featuring an Exynos 5 Octa and the other featuring a Snapdragon 600. The Exynos 5 Octa version features the first big. LITTLE architecture central processing unit (CPU). The CPU has eight cores, four of which can be active at one time emulating a quad-core. All Samsung Galaxy S4 SGH-I337 (AT&T) replacement parts and accessories from ETrade Supply have been approved the ISO9001 certificated QC procedure. We supply you with not only the cell phone replacement parts but also the barcode scanner replacement parts and the enterprise solutions.