Please note: Unlocked cell phones are not locked to a carriers network. Your phone and carrier can be selected independently. Unlocked cell phones are compatible with GSM networks and GSM SIM cards.This HTC One Smartphone is a smart choice for people on the go. The phone uses the Android 4.1.2 (Jelly Bean) OS that lets you complete basic tasks and navigate your apps with ease. This device features a large color touchscreen that is easy to use, so you can take calls, send text messages, surf the Internet and play games. The Android 4.1 smartphone can also play music, and it supports the most popular music file types. This item has a built-in 4 megapixel camera with an LED flash, so you can take high-quality photos.