Please download the driver file here:http://www.szedup.com/support/driver-download/ep-ac1601-driver/ EDUP(EP-AC1617) 5ghz usb wireless wi-fi adapter high speed 1200mbps usb 3.0 ethernet adapter wifi receiver Windows Mac for notebook desktop Specifications:Realtek 8812AU Standard IEEE802.11 a/b/g/n/ac USB3.0 interfere backwards compatible with USB2.0/USB1. Frequency 2.4GHz / 5.8GHz Transmission speed 2.4G up to 300Mbps and 5.8G up to 867Mbps Support WPS a key to connect network and soft AP Operation system windows XP / Vista / 7 / 8 / 8.1 / 10 ,MAC OS X 10.11.X / 10.10.X / 10.9.X / 10.8.X /10.7.X/10.6.X Package content: 1*1200Mbps wireless adapter 1*Driver CD