Tungsten models use a five-way navigator pad, in the shape of a rounded rectangle, circle, or oval and have four buttons for built-in applications.

A few built-in applications make good use of this.

The icon artwork is elegant and largely consistent across the handful of built-in applications.

There are desirable things that the built-in applications include-such as picking dates and times-that aren't available to third parties.

The quality of the user experience, the built-in applications, and the availability of third party applications is.

Bob features "Assistants": cartoon characters which can help the user navigate the virtual house or perform tasks in the main interface or within the built-in applications.

The built-in applications used multitasking in ways that were just obviously useful; playing music in the background, checking for e-mail periodically, that kind of thing.

The interface could be customized, built-in applications disabled, and so on.

There are five built-in applications: a spreadsheet, a text editor, a calculator, a diary with alarms and an address book.

Designed with built-in applications in mind, this model works well over both 27- and 30-inch wall ovens.