Apple's newest smartphone models hit stores on Friday in many countries across the world, including Australia and China. The gadget giant for the first time is selling a second smartphone dubbed "5C" featuring a plastic back and bright colors. The pricier "5S" now comes in three new colors - gray, silver and gold.
Technology firm iFixit disassembled a gold-colored iPhone and examined its parts. Following are some of the key components for the iPhone 5S and their makers that have been identified so far: