It is just that they use LED backlights rather than the fluorescent-type backlights of most other LCD TVs.
Ọ bụ naanị na ha na-eji ihe ọkụkụ ọkụ ọkụ kama iji ihe ndị ọzọ na-ekpo ọkụ na-ekpo ọkụ nke ọtụtụ LCD TVs.