Locate these devices in the Device Manager, then right click on them and select Properties, then click on the Details tab, then on Hardware ID in the dropdown box. It will look like this: "PCI\VEN_4444&DEV_0016&SUBSYS_40090070&REV_01"
The 4 numbers/letters after the first _ are the Vendor ID; the 4 numbers/letters after the second _ are the Device ID.
Go to this website ( http://www.pcidatabase.com/
) and enter the Vendor ID into the Vendor Search box. In the next page, click on the link for the vendor of that device. In the next page, search for the Device ID. That should let you know what they actually are.