What is a Coax Cable Outlet used for?

A coax cable outlet is primarily designed for cable television connections. This type of outlet facilitates the delivery of cable TV signals from the service provider directly into your television set or related devices, such as digital video recorders or set-top boxes. The coaxial cable carries multiple channels of television programming, enabling users to access a variety of content seamlessly.

While coaxial cables can technically be used for some audio and video transmission purposes, their primary use in residential settings is indeed for cable television. The other options pertain to separate functionalities, where internet connections typically use differing cable types or configurations (like Ethernet), and while coax can be used for video transmission in a broader sense, it's not the specific function that distinguishes the coax outlet in most households. Thus, the choice highlighting cable television connection is the most accurate in this context.