| 摘要 |
An audio visual system includes a display unit, a sound unit and a rotating unit. The display unit is configured to be rotated horizontally by receiving a control signal. The sound unit includes a center speaker and a side speaker. The center speaker is disposed at the display unit and rotated together with the display unit. The side speaker is disposed apart from the display unit. The rotating unit includes a rotating base and a control section. The rotating base is configured to support the side speaker. The control section is configured to rotate the rotating base together with the side speaker horizontally in synchronization with the display unit based on the control signal.
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