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My faithful Sennheiser HD414 headphones (anniversary edition) from 1995. The original 414 was introduced in 1967 as the first open back hea… | ゼンハイザー, ハイファイ, ヘッドフォン
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75 years of Sennheiser innovation. Oscar-winning mic, millions of headphones, True Wireless long before AirPods, and more
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