The product adopts storage forwarding mode, low performance, low power design, has the advantages of compact volume, convenient use, super long life, etc.; meets the IEEE802.3x Ethernet standard, with lightning protection, anti-static and other protective measures, -30 ℃ ~ + 65 ℃ wide range of operating temperature, no fear of extreme temperatures, stable and reliable performance, automatic learning and updating MAC Address, improve the transmission and switching performance of the network; can realize the conversion or extension network transmission between 10/100Base-T twisted wire and 100Base-FX fiber media; widely used in related data transmission fields such as enterprises, security, transportation, power, mining industry, oil fields, small enterprises, bars, hotels and schools.