Linksys WUSB54GX4

WUSB54GX4 serial numbers appear to start with MM0.

This device is using...
 * an Airgo AGN303BB-00 MAC/BB
 * an Airgo AGN312RF00 (chain 1) and AGN311RF00 (chain 2)
 * an SMSC USB3250 (USB3250-ABZJ) USB 2.0 PHY.
 * two Fairchild Semiconductor RMPA2458 2.4-2.5GHz Power Amplfiiers

Pictures
FCCID