A cellular modem via USB is a "USB modem." On a card, it can be an "air card," "data card" or "broadband card." Generic terms are "broadband adapter," "broadband modem," "cellular adapter," "3G or ...

All of the adapters below are available as external USB modules as well as PCI or PCI ... Cellular wireless adapters, also called "cellular modems," "air cards," "broadband adapters" or "broadband ...