About this item 【Expand Your Network】48× 10/100/1000Mbps RJ45 Ports and 2x Gigabit SFP ports, supporting MAC address learning, auto MDI / MDIX and auto-negotiation; up to 1000 Mbps transfer rate, 10 times faster than Fast Ethernet; up to 2000 Mbps transfer rate in full duplex mode 【One-key VLAN】In this mode, ports 1 to 46 cannot communicate with each other, but can communicate with ports 47 to 50 to isolate broadcast storms and enhancing network security 【12 Mb Large Buffer】The Ethernet switch has a 12Mb large buffer, which can meet the needs of burst traffic network applications such as search engines, IPTV, P2P downloads, etc., ensuring no packet loss, timely transmission of large files, and smooth video 【Plug and play】Just plug and play to expand your network, no configuration required 【Various Mounting Options】The Ethernet splitter supports Desktop / Wall / Rack Mounting, flexible and practical, suitable for actual network engineering 【6 kV Lightning Protection】The gigabit switch features built-in 6 kV lightning protection on all Ethernet ports and supports over-temperature, over-voltage and surge current protection › See more product details