These mobile devices are characterized by a hinged design that folds to protect the screen and keypad. Functionally, they primarily support voice calls and text messaging, deliberately omitting capabilities such as web browsing, email, and app downloads. As a tangible example, a user might employ this type of phone solely for basic communication, scheduling appointments via voice calls and confirming them with SMS messages.
The value of these devices stems from several factors. They offer extended battery life due to reduced power consumption. They provide a simplified user interface, making them accessible to individuals who may find smartphones overwhelming. Furthermore, they address concerns about digital distraction and data privacy. Historically, these phones represent a return to fundamental communication tools, contrasting with the feature-rich smartphones that have come to dominate the market.