Standard duplex LC connector, bend-insensitive single-mode 9/125 fiber<br> Duplex clips are easy to insert when holding the connectors together<br> 100% functional test to performance and integrity<br> Single-mode 9/125 fiber for testing applications<br> Type: Loopback module<br> Test wavelength: 1310 and 1550 nm<br> Fiber: Single mode 9/125<br> Connector: LC/UPC<br> Insertion loss: typical: less than or equal to 0.20dB maximum: less than or equal to 0.30dB<br> Repeatability: less than or equal to 0.10dB<br> Interchangeability: less than or equal to 0.20dB<br> Durability: less than or equal to 0.20dB typical change, 1000 plugs<br> Working temperature: -20 to +70 degrees<br> Storage temperature: -40 to +85 degrees<br> Application: fiber laboratory, telecommunication test, FTTX test, patch panel application, equipment interconnection<br> colour: black + blue<br> Material: plastic<br> Package Contents:<br> 2 x Loopback Adapter<br> Only the above package content, other products are not included.<br> Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.