The SFP28 Module 1310nm 25Gbps LC Single Mode 20km is a high-performance optical transceiver designed for use in fiber optic communication networks. This module is particularly well-suited for applications requiring a 25 gigabits per second (Gbps) data transfer rate over long distances, up to 20 kilometers. The LC connector, a widely used small form-factor connector, ensures a secure and reliable connection.