this page, we have provided information on compatibility of ISDN
cards and (optional) Sound cards for use with AudioTX Capture.
will need an ISDN card that fully meets the CAPI 2.0 standard for
ISDN... we can recommend and sell some very good and cheap ones
sound card is only required if you want to play back the captured
audio on the PC that you are running Capture on; most standard Windows
Sound cards are compatible.