If you're only looking for wireless connectivity(to pair the desktop to your wireless router) you can make do with a USB driven wireless adapter/dongle. If you're looking for a PCIe based wireless card with both Wi-Fi and BT, then you can look at the this one, made by MSI.
If you're only looking for wireless connectivity(to pair the desktop to your wireless router) you can make do with a USB driven wireless adapter/dongle. If you're looking for a PCIe based wireless card with both Wi-Fi and BT, then you can look at the this one, made by MSI.