product infomation
"【One Switch Made to Expand Network】5× 10/100/1000Mbps RJ45 Ports supporting Auto Negotiation and Auto MDI/MDIX
【Gigabit that Saves Energy】Latest innovative energy-efficient technology greatly expands your network capacity with much less power consumption and helps save money
【Reliable and Quiet】IEEE 802.3X flow control provides reliable data transfer and Fanless design ensures quiet operation
【Plug and Play】Easy setup with no software installation or configuration needed
【Advanced Software Features】Prioritize your traffic and guarantee high quality of video or voice data transmission with Port-based 802.1p/DSCP QoS and IGMP Snooping
【Study Metal Case】Fanless Quiet Design, Desktop or Wall-mounting Design. Operating Temperature: 0 degree Celsius ~40 degree Celsius (32 degree Fahrenheit ~104 degree Fahrenheit)
【Limited Lifetime Protection】Industry leading limited lifetime protection and free 24/7 technical support" - - - - - - - CHINA