Sony tv 40 inchs, brougt my friend, refered by me, after 3-4 months, my friend said very nice tv thants for choosing this, screen quality is very good very high resolution, sound is good, in this smart options are very nice, user friendley, look wise very acctractive, 3-4 usb ports are avilable, blooth and internet connectivity is good, thickness is very slim, starting internet connectivty is poor, wireless disply connectivity is poor, no other issues, apart form these two, very good tv. For service I never viseted for service center.