Question: what is 4k tv used for?
Answer: ➨ 4K: The term originates from cinematic terminology, and, whilst not strictly correct nowadays, is still used for TV. 4K refers to a horizontal resolution of 4096 Pixels (4K = 4000). The number of vertically-arranged pixels is 2160 (2K) for television sets. Therefore, we sometimes use the term 4K2K.