Netis ST3116G 16-Port 10/100/1000M Gigabit 19-inch Rackmountable Switch, Auto-negotiation, P&P, Mounting Kits Included 16 x 10/100/1000M Auto-Negotiation RJ45 ports (Auto MDI/MDIX) Supports 8K MAC address table and MAC self-learning 32 Gbps Switching Capacity Green Ethernet technology link down power saving and link on various cable length power saving Fanless, rack mountable metal housing, built-to-last