Quad-core 2.3GHz processor and 2GB of RAM deliver outstanding overall phone performance for opening and running applications, flipping through menus, running home screens and more., This operating system optimizes memory and improves touch-screen response, so you can do more faster. Just say "Ok Google" to launch voice search, send a text, get directions or even play a song., Provides fast Web connection for downloading apps, streaming content, and staying connected with social media., Features 1080p HD resolution to vividly display games, video, photos, Web content and more in sharp detail. Curved Corning Gorilla Glass 3 resists scratches and bumps., Use one-touch editing tools and take Auto or Voice Command selfies. Each camera has its own dedicated LED flash for high-quality images in any setting., Provides plenty of storage space for your contacts, music, apps and more. Expand storage up to 128GB by adding a microSD card (sold separately).