AUXILIARY BILLBOARD AND BILLBOARD SET HAVING THE SAME, IN WHICH OFFICE INFORMATION IS SUPPLIED TO A PASSERBY

摘要

PURPOSE: An auxiliary billboard and a billboard set having the same are provided to maximize an advertising effect by providing efficiently office information to a passer. CONSTITUTION: A main billboard(100) is installed around an entrance(1) of a fixed structure. An auxiliary billboard(200) is installed at one side of the main billboard. The auxiliary billboard includes an image output device for providing neon signs and motion pictures in order to display specific information of the information which is displayed on the main billboard. The auxiliary billboard further includes a voice output device for outputting the specific information as voices.