Cisco PVDM2 Packet Fax/Voice DSP Module Handsets The Adtran 1200339L1 provides 4

The Adtran 1200339L1 provides 4 FXO analog 2-wire RJ-45 interfaces

Ring Cadence Test

Provides Time Division Multiplexing (TDM)

These hold up to a total of 22 hours of voicemail storage

Cisco PVDM2 Packet Fax/Voice DSP Module Handsets The Adtran 1200339L1 provides 4Cisco PVDM2 Packet Fax Voice DSP Module Product Information: The High Density Packet Voice digital signal processor (DSP) Module (PVDM2) enables Cisco Systems Integrated Services Routers to provide high density voice connectivity, conferencing, and transcoding capabilities in Cisco IP Communications solutions. Cisco Integrated Services Routers provide enterprises and service providers with a toll bypass solution by connecting their existing telephony