摘要 |
An adapter (3, 3', 3'') for a loudspeaker (2) is disclosed, wherein the loudspeaker (2) is provided to be used in free space. The adapter (3) comprises means to provide an acoustic impedance on the backside (b) of the loudspeaker (2) in such a way, that an adaptation of the loudspeaker function from a free-space operation mode to an on-the-car or in-the-car operation mode is achieved.
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