Abstract: An electronic device according to various embodiments can include: a first camera; and a second camera; one or more first transducers corresponding to the first camera and one or more second transducers corresponding to the second camera; and a processor, wherein the processor can be set to check circumstance information related to images acquired using the first camera and the second camera, check a central camera among the first camera and the second camera on the basis of at least circumstance information, use the one or more first transducers to acquire an audio signal when the first camera is the central camera, and use the one or more second transducers to acquire an audio signal when the second camera is the central camera.

Abstract: A text-input device and method is provided. The device includes a display unit that displays a user interface, which is divided into a plurality of areas each including a plurality of cells where predetermined text is displayed, an input unit that includes a plurality of text-input units to provide a focusing signal that focuses on a predetermined cell in the displayed user interface and a selecting signal that selects the focused cell, a user interface providing unit that generates a control signal corresponding to the selected cell with reference to a mapping table according to whether the selecting signal is available, and a control unit that performs a control command based on the control signal, wherein the plurality of text-input units correspond to the areas.

Abstract: A text-input device and method is provided.