TP Link TL-SM5110-LR - Single-mode SFP LC Transceiver Hot-Pluggable with maximum flexibility Supports Digital Diagnostic Monitoring (DDM) Compatible with 10G Small Form Pluggable Multi-Source Agreement (SFP MSA) Compatible with switches with 10G SFP ports, like JetStream TL-SG3428X, TL-SG3428XMP, and more. Više informacija na linku