부산대학교 도서관

A user interface for an audio book player is provided. The user interface includes a number of primary keys for accessing primary functions of the player, the primary keys disposed in a primary zone of a top surface of the player, a number of secondary keys for accessing secondary functions of the player, the secondary keys disposed in a secondary zone of the top surface, and a tactile separation element separating the primary zone from the secondary zone. Each of the primary and secondary keys may have a specific tactilely-recognizable shape and label associated with it.