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Pre-terminated 2 Cores MTRJ Indoor Fiber Optic Patch Cord Multimode Specification: Single-mode Multimode PC UPC APC PC Insertion Loss ≤0.3dB ≤0.3dB ≤0.2dB ≤0.2dB Return Loss ≥50dB ≥50dB ≥60dB ≥35dB ...