Easy Listening Listening to music on the run is often frustrating: traditional headphones can crush your hair, and "ear buds" can make your ears ache.

轻松听音乐跑步时听音乐常常会感到烦恼：传统的头戴式耳机会弄乱你的头发，而耳塞式耳机又会使你的耳朵发疼。

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" And he's deaf in his left ear, so "I get half off on headphones.

还有他左耳聋了，因此“我的耳机只用了一半。

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You can immerse yourself in your music with these compact on-ear headphones that come with a zippered, microfiber-lined travel pouch.

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The distinctive rectangular shape of the in-ear, on-ear and over-ear headphones mirrors the back case of an iPhone, highlighting a design meant to pair with an iPhone, iPad or iPod.

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Then headphones were placed on anthropometrically correct mannequins that had microphones inserted into their ear canals.

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