The Siemens IVMP4, part code S30122-Q7721-X, is in stock from Office Phone Shop.
This card operates on both the Hipath 3550 and the Hipath 3350 systems.
Office Phone Shop provide a one year warranty with every business telephone and part sold.
We stock 1000s of telephone system spares and parts, and deliver them worldwide. Please quote Siemens IVMP4 or part code S30122-Q7721-X when ordering.