WAVLINK WN688A3D Dual Band Wireless Network Adapter AC1300 Portable USB 3.0 WiFi Dongle 1.The USB3.0 port transfer rate is 10 times faster than USB2.0 and is compatible with USB2.0, making it ideal for online high-definition video streaming, large file transfers and downloads 2.After pressing the adapter's WPS button for 6s and the router's WPS button for 1s (different routers may have different times), you will connect to the network without a password. The one-touch WiFi Protected Setup (WPS) button allows users to easily protect their wireless home network. Using the WiFi Alliance's advanced WPAWPA2 encryption technology, it improves the interoperability and security of WLAN and effectively protects the user's wireless environment 3.When there is only a wired network connection, you can activate the WN688A3D's soft tap function after installing the bundled utility software. Therefore, you will create a WiFi hotspot for mobile devices, which is very useful in places where there is only one internet cable available and many people have to use the internet Specification: 1.Working temperature: 0~40 degree centigrade 2.Storage temperature: -10~70 degree centigrade 3.Standard protocol: 802.11ac802.11abgn 4.Port: USB3.0 5.Frequency band: 2.4GHz and 5GHz 6.Distance: 300 meters outdoors, 100 meters indoors (varies with actual environment)