| 摘要 |
PURPOSE: A portable terminal is provided to prevent damage to a window and a first key by including a second key which wraps the first key. CONSTITUTION: A window(210) wraps a surface of a terminal including a housing which composes an outer tube. The window includes a hole. A signal input unit(230) is arranged in the hole. The signal input unit includes a first key and a second key. The second key accommodates the first key in order to restrict a window to directly touch a first key. The second key is combined with the first key. |
