iPhone 4 回線速度計測2

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Uploaded by on Jun 24, 2010

手が周囲のアンテナ部分に直に触れないように
薄手の布越しにホールド
この状態であればシグナルが弱くなることがほとんどありません
バンパー必須といったところでしょうか

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Science & Technology

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Standard YouTube License

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  • えええ早 うちなんか下り300kbpsだぜ

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