The Zoom/Modem V.92 PCI is a Plug-and-Play internal modem which is easily installedinto a PCI slot of a Windows 95, 98, Me, 2000 or XP computer. Performance of theModel 3025 is enhanced by an on-board Digital Signal Processor (DSP) which performscomplex modulating/demodulating functions. The DSP provides a more stablesystem and better performance than "soft" Windows-only modems.