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2-Core Fiber Optic Cable Singlemode SMF-28e Low Loss Fiber Wire For Aerial/Duct Installation Product Introduction As a cost-effective and high-performance communication transmission solution, our Factory Price 2-Core Fiber Optic Cable is specifically designed for aerial and duct installation scenarios, integrating stability, durability and cost advantages. Adopting high-quality optical fiber core and professional protective structure, it is mainly used for short to medium