Outputs: Stereo, left and right, speaker level.

输出：立体声，左，右，扬声器电平。

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If you are in a dedicated home theater this can be less important, but since many living rooms prevent optimal speaker placement, having the ability to adjust the level of a speaker or add a delay to simulate distance can be critical.

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Following the incident, an official investigation was conducted in conjunction with Sri Lankan match referee Roshan Mahanama, when it was discovered that Harper had his speaker turned up to level four out of 10.

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Where is all that political acumen one is supposed to have when rising to the level of the Speaker of the House?

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