That is an LTE modem chip, and its functions are limited to performing USB 4G stick duty with some basic WiFi features. Judging by a popular mobile device reverse-engineering forum’s ...

A device that adds 3G or 4G (LTE) cellular connectivity to laptops, desktop computers and various tablets. Typically available as an external USB module, for desktop computers, the modem may also ...

or GSM and 4G LTE modem. It’s an impressive bit of kit, but it doesn’t exactly come cheap; the bladeRF is available on the Kickstarter for $400. The folks behind the bladeRF seem to be doing ...