When the application is no longer needed, the user just pops out the module and plugs in something else.

With Windows 98, the user can plug in many different devices without getting special software and installing it.

To pick up the signal, users plug a network interface box into an electrical outlet.

To frame the camera's view and focus its lens, users must plug in a monitor.

Even the tables in the reading area will be wired to allow users to plug in their own laptop computers, officials said.

A user would plug in his or her own computer, then use it to call up, say, real-time traffic reports.

However, users must plug each piece of equipment in every time they slip their computers into the unit.

Budget models have an array of jack terminals that the user must plug into to select those functions.

To play back the recording, the user simply plugs the camera directly into a television set; a video cassette player is not required.

To appreciate the full sound pallet, a user must plug into the head phone jack.