L2 managed POE switch 8 ports with 2 port 100/1000M SFP max 150w PSU inside AC/DC input from POEPLUS|Network Switches| - AliExpress
Troubleshoot Small Form-Factor Pluggable (SFP)/Cable Issues
switch - Why is 10Gb SFP+ port showing 4.3Gbps Speed? - Network Engineering Stack Exchange
Amazon.com: Transwan USB 3.0/2.0/1.1 Over Fiber Extender to Max 250 Meters on 2 Core Single-Mode Fiber with 2 x LC 10 Gbps SFP Module, Supports 5 Gbps Speed, Backward Compatible with USB 2.0/1.1 : Electronics