StarTech.com Juniper SFP-FE20KT13R15 Compatible SFP Module - 100BASE-BX-U - 100 Mb Ethernet BiDi Fiber (SMF) - Juniper SFP-FE20KT13R15 Compatible Transceiver - 100BASE-BX WDM SFP+ (100 Mbps) - 100 MbE BiDi Module - 1310nmTx/1550nmRx Single Mode (SMF) - 20km (12.4mi) - LC Connector & DDM - Hot-Swappable / MSA Compliant - Lifetime Warranty