Wireless USB Adapter 11AC 2.4G 5.8G Driver Manual RTL8811 RTL8812 cd-rom
Linux / mac / Windows drivers
Manual pdf (Dual Band Wireless USB Adapter Quick Installation Guide)
Bundled with small usb wifi adapter sold on AliExpress etc named like:
TEROW USB Wifi Adapter 5.8GHz+2.4GHz Wi-fi Receiver High Speed 600Mbps Wi-fi Antenna Wireless PC Network Card 802.11ac