Welcome to our store! This LC/UPC-SC/UPC fiber patch cable features low insertion loss and high return loss for excellent interactive performance. Repeated plugging performance is outstanding, and it's convenient to use. The fiber optic cable adopts high-standard production technology and is smoke-free, halogen-free, tensile-resistant, bend-resistant, and corrosion-resistant. Both ends of the optical fiber interface are equipped with a dust cap to avoid damage to the optical fiber connector and ensure quality. Plug and play design makes it easy to use; the dual-core optical cable can solve network interruption and video stalling problems. The most advanced polishing technology ensures that optical fiber buckles and other technical parameters meet standard requirements. Item Type: Optical Cable Material: PVC Optical Fiber Type: Multi-Mode Dual-Core Fiber End Face: LC / UPC, SC / UPC Core Diameter: 50μm Inner Coating Diameter: 125μm Outer Diameter of Optical Fiber: 3.0mm / 0.1in Total Line Length: 3 meters / 3.3yd A1: 0.03db (Insertion Loss), 36.2db (Return Loss) A2: 0.03db (Insertion Loss), 37.1db (Return Loss) B1: 0.14db (Insertion Loss), 35.0db (Return Loss) B2: 0.12db (Insertion Loss), 36.4db (Return Loss) Includes: 1 x Optical Cable Satisfaction Guaranteed: Customer satisfaction is our top priority. If you find any problem with the product, please contact the seller immediately. We strive to provide satisfactory after-sales service.