Capable of capturing multiple audio sources at the same time, e. g. both speaker and microphone.

能够同时捕获多个音频源，例如扬声器和麦克风。

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With more than one microphone, multiple singers can try out "harmonies, " a feature that distinguishes "The Beatles: Rock Band" from its predecessors.

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They have a gyroscope, compass, microphone and multiple radio devices for communications.

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Equipped with a built in microphone, hands free phone conversations and multiple listener conference calls have never been easier.

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