Sony 101.6 cm(40) Full HD LED TV undoubtedly give astonishing appearance. The quality of video is undubitably appreciating. picture quality is very good. Quality of sound is very good but as per to the claim of the company it is not corresponding to the digital sound system and improvement is requirement to be given to give effect the theatre or mall appearance. however by virtue of its service it can definitely be said to be economic. the customer support of the company is also very good. The staff of the company who had come for installation of this tv setting, they are utmost cooperative.