The present invention relates to an electronic device with a backlit display and an illuminated receptacle for a removable information storage medium, for example an audio device such as a cassette radio for a motor vehicle passenger compartment. The audio device (1) has a backlit display (7) and a receptacle (38) for a removable information carrying medium, comprising at least one backlight, and a light diffuser (5) moulded in a translucent plastics material, the diffuser (5) having a display backlight (201) portion and a receptacle indicator portion (202), said backlight being arranged to illuminate the display backlight portion (201) to provide a diffuse backlight for the display (7), and to shine light through the translucent material of the receptacle indicator portion (201) to indicate an entrance to the receptacle (38).