Condition:100% Brand New Item Type: Optical Fiber Connector Material: ABS Environmental Humidity: 95RH Accurate Attenuation: 0.5db Insert Core Type: Ceramic Wavelength parameters: single mode 1310~1550nm Working Temperature: -40C-80C Product Return Loss: 55db Storage Temperature: -55~85C Package List 1 x Optical Coupler 1It has good repeatability, good wear resistance, and good temperature stability. 2The average additional loss value is less than 0.2dB, the return loss is high, and the number of insertion and extraction times is greater than 1000. 3Effectively suppress ground loop noise, eliminate ground interference, and effectively isolate the signal field from the main control terminal electrically, and avoid damage to the main control terminal. 4Sufficient production capacity, 5S standardization, scientific management to ensure quality assurance. 5Made of highquality materials, compact and durable, not easy to damage.