This Dialogic T1 SPAN Media Processing Board 44-0016-02 is an excellent choice for those in need of a top-of-the-line interface card. With its powerful features, including two ports and compatibility with a wide range of systems, this card is perfect for any number of applications. It has been previously owned, but has been well-maintained and is in excellent working condition, making it a great investment for anyone looking to upgrade their system.