The RTL8811CU-CG is an integrated single-chip that supports 1-stream 802.11ac solutions with Multi-user MIMO (Multiple-Input, Multiple-Output).
QFN-56 package
802.11ac/abgn
802.11ac 1x1, Wave-2 compatible with MU-MIMO
1T1R capable WLAN baseband
USB 2.0 for WLAN and BT controller