support for PCI ISDN Datafire PCI1ST

I have a PCI ISDN Adapter. Following information placed on them:
BAKOM 96.0969.I.N
S/N: (S) E80 002355
P/N: (1P)50000412-01 REV:F
also have another label with:
87850 TR 55000533-01 REV F 2597

Can you help me with drivers and manuals?

Sorry, the product is obsolete. No technical support is available. You may find what you are looking for at the following site, but, there is no guaranty how long Digi will keep it available: