Ready for a little AWS 3G action via USB stick? Oh, yeah? Then have a look at what just landed in the FCC's database: Huawei's UMG181. The USB mobile broadband modem should operate just fine on T-Mobile's US network, pulling down gigabyte after gigabyte onto your laptop and / or desktop. Outside of that, details are remarkably scant, but we reckon it won't be long before it's up for sale on the carrier's own site.