Samsung Galaxy S5 G900a 16GB Smartphone - Unlocked by AT&T for all GSM Carriers Smartphone w/ 16MP Camera - Charcoal Black 5.1(inch) Super AMOLED Capacitive Touchscreen, 1080 x 1920 pixel resolution w/ Corning Gorilla Glass 3 Operating System: Android OS, Internal Memory: 16GB, 2GB RAM (microSD Up to 256GB) 16 Megapixel Camera with Phase Detection Autofocus, f/2.2, 31mm, 1/2.6" Sensor Size w/ 2 Megapixel Front Camera with f/2.4, 22mm lens, 1080p @ 30fps Processor: QuadCore 2.5 GHz Krait 400, Chipset: Qualcomm MSM8974AC Snapdragon 801 Removable Lithium Ion 2800 mAh Battery, Dimensions: 5.59 x 2.85 x 0.32 inches, Weight: 5.11 oz