SK-LINK offers a range of high-performance SFP and SFP+ optical transceiver modules designed for reliable data transmission over single-mode fiber. Compatible with major brands like H3C, Huawei, and Ruijie, these modules support Gigabit (1.25G) or 10 Gigabit (10G) speeds, available in single-fiber (BIDI) or dual-fiber configurations with SC or LC connectors, and varying transmission distances from 20KM to 100KM.