Sony has officially announced the price of its 55 and 65 inch 4K LED TV, Bravia XBR- 55X900A and XBR-66X900A. The cost of Bravia XBR55X900A will be around $4,999 and XBR66X900A will be around $6,999. Sony has also announced that these two 4K LED TVs will be available for order from 21st of April 2013. Sony’s new XBR55X900A and XBR66X900A comes with an outstanding 3840×2160 of resolution. The 4K TV has four times the number of pixels as a regular HDTV. The new 4K TV comes with a wide range of features in it. It has great features such as color IQ Technology, Motionflow XR, S-Force Front surround audio and sense of Quartz. The XBR-55X900A and XBR-66X900A comes with the 4k X Reality Pro processing engine.This great processing engine gives sharp and perfect image quality by matching pixels with the database source and by analyzing, refining and cleaning up the videos. It has an awesome colour quality due to its TRILUMINOS Display. It has a great Audio quality. With its great features Audio gets refined and a very clear and sharp audio falls on the listener’s ears. The televisions have S-4 front surround and Magnetic loudspeakers which are really energy efficient.