The PVDM3-16 is more powerful than the previous PVDM2 module. It provides higher density and more processing power. The enhanced DSP has a new packet-processing engine optimized for rich-media voice applications. It supports the time-division multiplexing IP (TDM-IP) voice framework used by the PVDM2.
Compatible with Cisco 29xx (2901, 2911) and 38xx (3926, 3945) routers. Not compatible with 28xx routers (2801, 2811, 2821)