Google is developing a tablet with 3D vision technology using two rear cameras and infrared sensors to capture 3D images. It will have a 7-inch screen and Google plans to produce 4,000 prototypes next month for potential release at Google I/O in June. Samsung is reportedly working on a smartwatch that can make calls directly by holding it to the ear without needing a smartphone connected. Microsoft has updated Outlook.com to look more like Gmail with new filtering and organizing features, an undo function and inline reply options. A UK company has introduced what it claims is the world's first Braille smartphone.