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A stunning range from the king of electronics, the Sony Bravia 2013 4K UHD LED TVs are up for grabs sized at either 55 or 65 inch. A stupendous amount of gadgetry makes for the sharpest of pictures, there’s in-built Wi-Fi, apps and their magnetic fluid speakers and DSP technology makes for wall-vibrating sound. Even when switched off, they’re mesmerizing.