TP-Link TL-SM321A 1000Base-BX WDM Bi-Directional SFP Module
TP-Link TL-SM321A 1000Base-BX WDM Bi-Directional SFP Module
TP Link's TL SM321A adopts the latest standard 1000Base BX, transmission over a single strand of fiber, with one different wavelength going in each direction. You can extend the network