Product Name: Top Quality FTTA Optical Armored Patch Cord LC-LC 4 Cores LSZH Jacket Fiber Optic Patch Cords/Cable Optical Cable Model NO.: LCLC-SM047LBK03 Brand: OEM Certification: RoHS, UL, CE, ISO9001, VDE, CCC Core: Multicore Material Shape: Round Wire Type: Single-mode Fiber Application: Communication Connector: LC to LC Polishing Type: Upc to Upc Fiber Mode: OS2 9/125?m Wavelength: 1310/1550nm Fiber Count: 4 Cores Cable Diameter: 7.0mm Cable Jacket: LSZH Jacket Color: Black Fiber Grade: G.652.D Insertion Loss: ?0.3dB Return Loss: Upc?50dB, APC?60dB Storage Temperature: -45~85