The RB260GS is a small SOHO switch. It has five Gigabit Ethernet ports and one SFP cage powered by an Atheros Switch Chip. Tested and recommended to use with MikroTik SFP modules: S-85DLC05D, S-31DLC20D and S-35/53LC20D (not included) It is powered by an operating system designed specifically for MikroTik Switch products - SwOS.