AT&T 3G BroadBand Modem 43R9152 adds WWAN to your WWAN ready ThinkPad (select models). With the pace of business accelerating and the value of timely information measured in dollars, being able to have unfettered access to your data is more important than ever before. WWAN gives mobile professionals access to the information they need quickly and securely at broadband speeds without cables or searching for a hotspot.