Lanbras
https://www.lanaotek.com/products/6g-2-5g-1g-155m-module/
Lanbras 6g sdi sfp optical module/2.5G/1G/155M module offers versatile, high-performance networking solutions for a wide range of connectivity needs, supporting various speeds from 155Mbps to 6Gbps. Designed for scalable and reliable communication, these modules enable seamless integration into both legacy and next-generation networks.