I have an internal modem card that looks just about identical to this
Google Image Result for http://thumbs2.ebaystatic.com/pict/2003294101488080_4.jpg
Click on the first one in on the bottom row.
Would that be compatible with a PC that is about 3 years old?
Also, is there a way I can look at the modem card to know if it is compatible?
more info it states on the card itself that it is a PCtel pct789t-c