ONS-SE-GE-BXU - Cisco - 1.25Gbps 1000Base-BX10-U Single-mode Fiber 10km TX: 1310nm/RX: 1490nm LC Connector SFP Transceiver Module ONS-SE-GE-BXU - Cisco - 1.25Gbps 1000Base-BX10-U Single-mode Fiber 10km TX: 1310nm/RX: 1490nm LC Connector SFP Transceiver Module $186.66 $158.19