Sony's best HD TV so far is now up for grabs. Be one of the first to experience Sony 4K LED TV and its amazing features. 4K LED TV is a massive 84" wide screen that is four times the resolution of Full HD. It has 8 million individual pixels for advanced picture processing to give you superb movie experience. But that's not all. A big screen needs big sound. Its 2-way, 10-unit speaker system completes the package.