Netis ST3116 16-Port 10/100M 19-inch Full Size Rackmountable Switch, Auto-negotiation and Plug and Play, Mounting Kits Included 16 10/100M RJ45 ports Supports MAC address self-learning and auto MDI/MDIX Green Ethernet technology link down power saving and link on various cable length power saving SupportsJumboframe Supports 8K MAC address 3.2 Gaps Switching Capacity Standard 19-inch steel case Plugandplay;noconfigurationrequired