This product is either discontinued or we cannot get that from suppliers.
Asus PCE-AC58BT, Network IEEE 802.11 a/b/g/n/ac, Bluetooth 5.0, Interface PCI Express, Transmit/Receive MIMO technology, Operating Frequency 2.4 GHz / 5 GHz, O/S Windows® 10 64-bit Linux.
PCE-AC58BT instantly upgrades your PC with MU-MIMO functionality, enabling it to achieve top WiFi speeds, even when many other devices are connected to WiFi simultaneously.