Optical module 100GBASE-LR LO-QSP28-LR4-02 – QSFP28 LR 100 Gbps CWDM4 LC DDM SMF 2km (DML+PIN) working with single-mode optical fiber (duplex transmission over 2 fibers), 4x25Gb/s LAN WDM TOSA. It transmits data at a speed of 100 Gbps Ethernet over a distance of 2 km. LC/UPC duplex optical connector. The MSA-compliant transceiver works with devices such as switches, converters, routers, and servers.