This Motorola C139 TracFone is a bar-style cell phone with a 2-inch screen size that comes in a silver color. It is a factory unlocked phone and has a single SIM card slot. The operating system is proprietary and it is a prepaid phone. The model number is C139 and it is brand new, still in its sealed package. It is perfect for those who need a basic phone without the need for advanced features or a contract.