On some occasions, the controlling system requires more programmable controller output points and does not require higher controlling functions.

在某些使用场合，控制系统需要较多的可编程控制器输出点数而对控制功能要求不高。

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The front panel houses a duo full-range three-inch drivers, a 6.5-inch woofer (all custom tuned, aimed at delivering neutral, transparent output in terms of EQ) and a controller box, each of which are held in with butterfly screws.

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While the Xbox 360 requires a quick trip to the dashboard to edit things like resolution and audio output, the Echo is easily configured without a gaming controller, thanks to a user interface that has the same look and feel as the rest of Media Center.

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