2 x Sets Helix Ci3 M100FM-S3. 2 x Sets Helix Ci3 T20FM-AL MK2. HELIX Ci3 M100FM-S3. HELIX Ci3 T20FM-AL MK2. Combined with the redesigned, highly efficient neodymium magnet system, this results in even more precise, clear, and detailed high-frequency reproduction.
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