The Motorola Droid (GSM/UMTS version: Motorola Milestone) is an Internet and multimedia enabled smartphone designed by Motorola, which runs Google's Android operating system. The Droid had been publicized under the codenames Sholes and Tao and the model number A855. In Latin America and Europe, the model number is A853 (Milestone), and in Mexico, the model number is A854 (Motoroi). Due to the ambiguity with newer phones with similar names, it is also commonly known as the DROID 1.