Signal box of a sound box

Abstract

1. The name of the design product: signal box of sound box. 2. The use of the design product: overall use: for audio playing, etc. Partial use: for switching, processing and controlling different functions and interactions of input signals. 3. The design points of the design product: the partial shape of the claimed design. 4. The picture or photo that best indicates the design points: perspective view 1. 5. Other circumstances that need to be explained: the red translucent mask coating area is not claimed.

Images