HP SDGOB-1291 (SDIO)

Used in many HP printers.
 * HP P/N SDIO
 * HP P/N SDIO

The module pin definition is in the FCC manual.
 * The module schematic is in the FCC manual.

There is also a different module with USB interface with the same FCC ID...

From FCC manual: "Linux supported with drivers based on Fedora Core 13"