What are SFP ports on a Gigabit switch and what are they used for?

What are SFP ports on a Gigabit switch and what are they used for? sfp slot An SFP port is a slot on a network device or computer into which small form-factor pluggable transceivers are inserted An SFP transceiver sfp slot The SFP port on a Gigabit switch is a slot designed for use with small form-factor pluggable connectors to enable data transmission It

sfp slot An SFP port is a slot on a network device or computer into which small form-factor pluggable transceivers are inserted An SFP transceiver

sfp slot switch dedicated inputoutput bandwidth,SFP fiber-optic Gigabit Ethernet PCI Express x1 network adapter independently based on the Realtek RTL8111H solution  4 Gigabit Ethernet ports and 1 Gigabit SFP slot; 9K jumbo frames to increase data transfer rates; 1000Mbps full-duplex, 10100Mbps fullhalf-duplex,