TP-Link Omada TL-SM321B 1000Base-BX WDM Bi-Directional SFP Module
The TP-Link Omada SM321B is a 10G multi-mode SFP+ module designed for high-speed fibre uplink connections within enterprise and campus networks. Supporting 10Gbps transmission over multi-mode fibre, it enables reliable, short-to-medium distance backbone connectivity.