The D/4PCI=U is a 4 port analog PCI telephony board. The cards are often used in auto dialer and voice mail applications. Features include:
- 4" x 7" - half length card
- Universal PCI connector supports both 3.3 and 5 volt PCI slots
- 4 RJ-11 analog telephone ports
- Install multiple cards in chassis for more than 4 lines
- Supported in System Release 6 and System Release 5.1.1 with Feature Pack 1, will not work in older versions.

