LC/UPC-LC/UPC: Features LC connectors (small form-factor snap-in connectors) on both ends with an Ultra Physical Contact (UPC) flat polish to reduce signal reflection.DX (Duplex): Contains two parallel fiber strands bonded together, allowing simultaneous two-way (send and receive) data transmission.SM 9/125: Single-mode fiber with a 9-micron core and a 125-micron cladding diameter, optimized for long-distance data transmission.Φ2.0: Cable jacket diameter of 2.0 millimeters.3M: Total cable length of 3 meters (approx. 10 feet).