set-top box
Word forms: set-top boxes
countable noun
A set-top box is a piece of equipment that rests on top of your television and receives digital television signals.
All that its required is a set-top box and internet connection.
Image of set-top box
© oksana2010, Shutterstock
Translations:
Chinese: 电视机顶盒用来接受数码信号
Japanese: セットトップボックス