Product Name: CWDM Fiber Optical, Single-Model Fiber Model NO.: GR-1221-CORE Sheath Material: PVC Brand: OEM Certification: RoHS, ISO9001 Core: Multicore Allowed Tensile Strength: <100N Allowed Lateral Pressure: 100?N/100mm? Material Shape: Round Wire Connection Structure: SC Type: Single-mode Fiber Application: Communication Low Insertion Loss: High Channel Isolation High Stability: High Reliability Ultra Flat Wide Pass Band: Expoxy Free Optical Path Trademark: KOC Transport Package: Plastic Box Specification: SGS Origin: Shenzhen, China HS Code: 85177090 Product Description Features:WidelyOperatingWavelengthRangeLowInsertionLossHighChannelIsolationHighStabilityandReliabilityUltraFlatWidePassbandEpoxyFreeOpticalPathApplications:SystemMonitoringWDMSystemTransmittersandFiberlasersFiberOpticalAmplifierFiberopticinstruments FAQ:1.What is our Promise?KOC is committed to providing the world's high quality Fiber Optic Communications Products at acompetitive price while maintaining world-class service to all our customers.2.What is our Service?Every KOC employee is dedicated to providing service that goes beyond the norm.From doing special searches of hard to find items to the everyday tasks like answering the phones;we do it better,nicer,faster,all for your convenience and confidence in KOC.3.What is KOC's Quality Control?At KOC,our standards are high,and this is reflected in the products material we carry from the most respected manufacturers in the world.