| 32 bit (BInary digiT) Peripheral Component Interconnect (PCI) Rockwell chipset Software and cables, features the V.90/K56flex technology for up to 56,000bps data download, Controller-less chipset with easy software upgrade, Windows Plug and Play, Digital telephone answering machine (TAM), V.42 MNP2-4 Error correction, Class 1, Group 3 fax support |