See 'WikiDevi' @ the Internet Archive (MW XML, Files, Images)
upgraded MW to 1.30 - maybe things are slightly less broken
Dual Band AC580 Wireless Mini USB Adapter
"Manufactured for CISCO", the Cisco logo, "48DNUR25.SGD", and "2012.11.12 AE6000" is silkscreened on the board in the FCC photos.
FCC photos show the device using a MediaTek MT7610U (MT7610UN).
- The FCC test report specifies the test program as MT76xxU.exe.
- The Wistron NeWeb part is referenced as DNUR-C4 on the FCC label.
It appears to be using an RFMD RFFM4501 802.11abgn/ac WLAN FEM (marked w/ logo, 4501, and KFHU).
rt2800usb (partial, as the device is unsupported) chip info dump
ieee80211 phy22: rt2800_probe_rt: Error - Invalid RT chipset 0x7650, rev 2000 detected