The RB260GS also known as CSS106-5G-1S 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-3553LC20D (not included) It is powered by an operating system designed specifically for MikroTik Switch products - SwOS. SwOS is configurable from your web browser. It gives you all the basic functionality for a managed switch, plus more: Allows to manage port-to-port forwarding, apply MAC filter, configure VLANs, mirror traffic, apply bandwidth limitation and even adjust some MAC and IP header fields. Note: US Power Adapter is included!