| Specifications | Reviews | Secret codes | 
 An operating system (OS) is software that interacts between a user and a smartphone.
An operating system (OS) is software that interacts between a user and a smartphone. Is a set of chips in the smartphone that control the CPU.
Is a set of chips in the smartphone that control the CPU. Screen resolution refers to the size of the image received on the screen in pixels
Screen resolution refers to the size of the image received on the screen in pixels General Packet Radio Service
General Packet Radio Service Global Positioning System
Global Positioning System Assisted Global Positioning System
Assisted Global Positioning System Universal Serial Bus
Universal Serial Bus