| 摘要 |
Embodiments in accordance with the present invention provide two audio controllers embedded in a portable computer. According to one embodiment, a first audio controller 220 and a second audio controller 225 are coupled to a processing engine 230 and embedded. in a portable computer 200. The first audio controller and second audio controller are configured to be used simultaneously such that a user is capable of previewing a first audio stream output from either the first audio controller or second controller while a second audio stream is being output externally from the either the first audio controller or the second audio controller.
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