About this item 5 Port Gigabit Switch 5×10/100/1000Mbps RJ45 Ports supporting Auto Negotiation and Auto MDI/MDIX. The 5-port Gigabit intelligent Ethernet switch adopts high-quality and high-speed network ICs,greatly expand network capacity. Mini Metal Casing The switch is shaped of very delicate and compact size(3.4*2.1*0.9in),with 10Gbps switching capacity which is mini switch for better performance. Silent operation It completely solves the problem of noise of small switches in the office environment through the fanless mute design.IEEE 802. 3X flow control provides reliable data transfer. Plug and Play Easy setup with no installation or configuration needed. Energy Saving SODOLA green technology, save energy and improve product life. It saves energy, reduces power consumption and overall heat generation, and optimizes the operation of each port.Moreover,we committed to provide product- replace- without- repair service within 1 year, more concern on your using experience.