2 2230 slot populated by a MediaTek 7922 wireless card that provides both WiFi 6E and Bluetooth 5.3. Opposite ... which together with the upper slot’s memory are also cooled by the fan in the tray.
A USB adapter is especially handy if you don’t want to (or are unable to) install an internal card yourself. After 60 hours of testing 25 models against a high-end laptop’s internal Wi-Fi ...