Please note: Unlocked cell phones are not locked to a carrier's network. Your phone and carrier can be selected independently. Unlocked cell phones are compatible with GSM networks and GSM SIM cards.The Samsung Galaxy S5 Smartphone lets you stay connected to your world on-the -go. The Android 4.4.2 (KitKat) operating system lets you complete any task and navigate your phone with ease. Take and share pictures and video, enjoy 3G speeds and so much more on this Samsung unlocked smartphone.