KN-WAC620 Smart WIFI Gateway is a smart WIFI authentication gateway designed for enterprises, hotels, shopping malls, restaurants, entertainment venues or public places. It uses 19-inch iron shell, 128 memory, 16M flash memory, solid capacitor, lightning protection design. Can easily solve BT, Thunder, eDonkey, AP capacity 128, support 4 wide-area WAN ports, 4 local LAN ports, 1 Gigabit SFP optical port, also support smart WIFI marketing system, custom WIFI certification The page supports mobile phone text messages, QQ, Weibo, WeChat, ID card authentication and other authentication methods. It has WIFI welcome page and brand marketing page, powerful brand promotion and customer return visit function.