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 Sony

 

 

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Vertical in-the-ear design reduces size and keeps weight to the minimum for hours of comfortable wear. Clip-on style headphones feature a headband-free design that follows the contour of the ears. Non-slip design fits snugly yet comfortably for enjoyment while performing nearly any activity. Minimizes sound leakage for consistently clear reproduction, with an open-air design that allows you to hear ambient sounds. 13.5mm driver is small enough to fit inside your ear.