Description of TP LINK TL SM321A TL SM321B Transceiver Simplex
Compatible for TP-link TL-SM321A TL-SM321B WDM SFP moudle. 1000BASE-BX-U and 1000BASE-BX-D Bidirectional SFP Optic, up to 20km over single LC. SFP Bidi Transceiver, 1.25Gb/s SFP Bidi, Single LC connector, Wavelength: Up: TX1310nm/RX1550nm; Down: TX1550nm/RX1310nm. Compatible with Cisco.Jeirdus owns Compatibility LAB to meet the coding requirements for various brands of switches and routers.Each transceiver is individually tested before delivery. 100% new materials,high Quality with CE, FCC,3 year replacement and lifetime warranty.