| 摘要 |
The equalizer of an audio is controlled by a remote controller. The apparatus comprises a rotary volume(1), gear(4) coupled with the rotary volume(1), a rotary nob(1') for rotating the rotary volume(1), an equalizer driver for rotating the rotary volume by driving the gear(4), a gear driver(4) for sending power to rotate the gear(4), and a switch for selecting a specific rotary volume and for operating the selected rotary volume.
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