Samsung Galaxy S6 Edge G925F 64GB Unlocked GSM LTE Octa-Core Smartphone - Emerald Green (International version, No Warranty) Display: 5.1 inches (~71.7% screen-to-body ratio) - 1440 x 2560 pixels (~577 ppi pixel density) CPU: Quad-core 1.5 GHz Cortex-A53 & Quad-core 2.1 GHz - Exynos 7420 OS: Android OS, v5.0.2 (Lollipop) Factory unlocked for all GSM carriers worldwide