Reduce background noise.

减小背景噪音。

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Its main purpose is to reduce background noise.

它的主要目的是降低背景噪声。

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This newer configuration increases the path length and has been shown to reduce background noise.

这一新的结构增加了路径长度，而且减少了背景噪音。

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Specifically tailored for Tiki's functionality, iZotope's Adaptive Noise Reduction (ANR) analyzes the incoming audio stream to detect and suppress undesired background noise, while Key Click Reduction (KCR) is specially developed to reduce typing noises by "grabbing" rapid rise sounds such as keyboard clicks.

ENGADGET: Blue Microphones Tiki USB mic now available at Best Buy, coming to Apple stores July 15th