K56flex was the one I had. USR modems were pretty expensive. But I think the next one for me was V.92 - not that it mattered greatly, because cable internet was

K56flex was the one I had. USR modems were pretty expensive. But I think the next one for me was V.92 - not that it mattered greatly, because cable internet was around the corner. https://www.inetdaemon.com/tutorials/computers/hardware/modems/v90.shtml https://www.inetdaemon.com/tutorials/computers/hardware/mode...