| 摘要 |
Disclosed is a device for use in conjunction with the marketing of automobiles including a protective case including a u-shaped bracket for secured mounting over automobile door window, the case containing mechanism for playback of messages relating to the characteristics and price of an automobile for sale, the playback mechanism being accessible through a cover in the case adjacent the window accessible when the case has been removed from the window but not when the case is in place on the window; and activating controls for the playback mechanism.
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