![Realtek RTL8821AU Chipset](/sites/default/files/styles/medium/public/2022-09/realtek-rtl8821au.webp?itok=Wqa1zaDt)
The Realtek RTL8821AU-CG is a highly integrated single-chip that supports 1-stream 802.11ac solutions with Wireless LAN (WLAN) and integrated Bluetooth 2.1/3.0/4.0 USB-multi interface controller. It combines a WLAN MAC, a 1T1R capable WLAN baseband, and RF in a single chip. The RTL8821AU-CG provides a complete solution for a high-performance integrated wireless and Bluetooth device.