I am using this wybor 47cm 18.5 hd ready led tv, resolution is 1366*766 its not good for any person but I am using this tv my home I am use this tv fot desktop with a ral tv together so I feal it better bigger any tv its picture quality is good on any d2h its size is mini so I like it easy to use, its cost not big so I afford this product its velue of money product .this tv has no shutter so why are you says shutter speed and not a battery so why backup
But I like it this led tv