A 1.25G SFP (Small Form-factor Pluggable) module, SM (Single Mode), Dual Fiber, 20KM, LC Connector, is designed for high-speed data transmission over single-mode fiber optic networks. It supports data rates up to 1.25 Gbps and is capable of reaching distances of up to 20 kilometers. The LC connector ensures reliable and efficient connectivity, commonly used in telecommunications and data center environments for extending network reach with minimal signal loss. This SFP module is essential for long-distance communication where high bandwidth and reliability are crucial.