Sony Mobile (previously known as Sony Ericsson Mobile) is a subsidiary of the electronics giant Sony Corporation. The company's Xperia range that started off with Windows Mobile OS has moved to Android and is a significant part of the smartphone market today. The company markets some of its phones as waterproof and dustproof. Through its Xperia smartphone and tablet portfolio, Sony Mobile delivers the best of Sony technology, premium content and services, and easy connectivity to Sony's world of networked entertainment experiences. Xperia products combine stand-out design and superior entertainment technology with the powerful performance consumers would expect from a Sony smartphone and tablet.