Trying to understand SFP ports on switches : rnetworking

Trying to understand SFP ports on switches : rnetworking sfp slot switch Boost your network capabilities with LNP-1002G-SFP Industrial PoE+ switch Experience seamless connectivity with 8 Gigabit Ethernet ports and sfp slot meaning 8 Gigabit SFP ports and 2 Gigabit RJ45 ports, Unmanaged Plug & Play, 32Gbps Bandwidth with non-blocking 1G line speed forwarding, Open SFP slot, metal case,

sfp slot meaning An SFP port is a physically small slot in a networking device that accepts an SFP module switch may only have an RJ45 port but no SFP port

sfp slot switch This gigabit fiber switch has 8-port 1000Mpbs SFP socket and 2ports RJ45 port The electrical interface will Auto-Negotiate to a 10100Mbps, Rick Buehler of com explains how to use SFP with fiber in a network switch