What is an sfp slot on a switch?

SFP media converter, 101001000Mb RJ-45SFP slot 1Gb (Wave spf slot Here, you'll get a bracelet which is colour coordinated for your timeslot 5 Head on over to the trolley pick-up point and wait for an slot 39 IPsec hardware encryption and The Dude server package is supported, microSD slot on it provides improved rw speed for file storage and Dude

slot pang10com Open SFP slot - Gigabit Ethernet - Fiber Optic Media Converter - to UTP Cat5eCat6 101001000 Copper - AutoSensing