| 摘要 |
A backpack combines with portable stereo system. The present invention includes a bag portion and a pair of shoulder straps attached to the front surface of the bag portion. Two mini boom boxes connected to each other through an audio frequency wire are respectively attached to the shoulder straps. An audio frequency receiver connected with the two mini boom boxes is set on top of the bag portion. With the idea the present invention employs, it can increase the added value by lowering the costs and therefore enhance the market competitiveness.
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