The Samsung BN96-39804A Assembly T Con P is a T-con board for television repair. This component is associated with picture quality and may be used when addressing display problems such as flickering, a distorted picture or loss of picture.
The part listing identifies it for the Samsung KS9000 Series, including the 75-inch class KS9 Series SUHD Smart TV. It is a specific television circuit board intended for that stated series, rather than a general-purpose accessory.