Photo 1 of FiiO FD1 Hi-Res Earphone Wired,Beryllium-Plated 1DD,4-Stranded High-Purity Monocrystalline Copper, 0.78pin,Strong Bass(Without Mic,Blue)

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Photo 1 of FiiO FD1 Hi-Res Earphone Wired,Beryllium-Plated 1DD,4-Stranded High-Purity Monocrystalline Copper, 0.78pin,Strong Bass(Without Mic,Blue)Photo 2 of FiiO FD1 Hi-Res Earphone Wired,Beryllium-Plated 1DD,4-Stranded High-Purity Monocrystalline Copper, 0.78pin,Strong Bass(Without Mic,Blue)Photo 3 of FiiO FD1 Hi-Res Earphone Wired,Beryllium-Plated 1DD,4-Stranded High-Purity Monocrystalline Copper, 0.78pin,Strong Bass(Without Mic,Blue)