If you want a cost effective 3g router then look no further than the Edimax 3G 6408N. It is a fast cost effective 3G option that just requires you have a compatible USB modem. Yes I said compatible, one might wonder whether you actually have a compatible modem?
Not a problem! Edimax our networking partners have put together a list of tested USB modems so you do not have to test for yourself. Please see below or check out the pdf 3G-6408n Compatible list_v1.07
WCDMA / UMTS / HSPA
CDMA / CDMA-2000 / TD-CDMA