home theater
noun🔊/ˌhəʊm ˈθɪətə(r)/
🔊/ˌhəʊm ˈθiːətər/
(North American English) (British English home cinema)
[uncountable, countable]television and video equipment designed to give a similar experience to being in a cinema, with high-quality pictures and sound and a large screen 家庭影院