PVDM4-256 | Cisco 256-Channel High-Density Voice DSP Router Module
Cisco · HMIs & Displays
Description The Cisco PVDM4-256 is a high-density voice Digital Signal Processor (DSP) module engineered for use with Cisco ISR 4000 Series routers. It enables superior audio quality, conferencing, and voice compression across large-scale VoIP deployments. Technical Specifications Condition New/Never Used Surplus Brand Cisco Category Networking Modules Part Number PVDM4-256 Subcatecory Voice DSP Modules Module Type DSP (Digital Signal Processor) Compatibility Cisco ISR 4000 Series Routers Channels Supported Up to 256 G.711 Voice Features Compression, Packet Voice, Echo Cancellation Conferencing Supported Voice Quality Enhanced Temperature Range 0 to 40°C Weight 2.25lbs Information About PVDM4-256 The PVDM4-256 module is a powerful DSP hardware solution that adds voice capabilities to Cisco ISR 4000 Series routers. It supports up to 256 concurrent G.711 sessions, making it ideal for medium to large enterprise voice environments. The module enhances voice quality and supports conferencing, while delivering efficient energy usage and packet voice features such as echo cancellation and transcoding. Its design ensures optimal performance in SIP-enabled networks, and it integrates seamlessly into modular router architectures. Key Features: High-Density Voice Support: Handles up to 256 concurrent G.711 voice channels Enhanced Voice Quality: Includes voice compression, echo cancellation, and packet voice processing Integrated Conferencing: Enables scalable audio conferencing directly from the router Energy Efficient: Optimized for low power consumption in dense deployments Seamless Compatibility: Designed for ISR 4000 Series, supporting SIP and advanced voice applications The PVDM4-256 is a scalable and energy-conscious DSP module delivering enterprise-grade voice processing and conferencing for demanding IP telephony environments.
Brand: Cisco · Category: HMIs & Displays
Key features
- High-Density Voice Support: Handles up to 256 concurrent G.711 voice channels
- Enhanced Voice Quality: Includes voice compression, echo cancellation, and packet voice processing
- Integrated Conferencing: Enables scalable audio conferencing directly from the router
- Energy Efficient: Optimized for low power consumption in dense deployments
- Seamless Compatibility: Designed for ISR 4000 Series, supporting SIP and advanced voice applications
Specifications
| Manufacturer part number | PVDM4-256 |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Cisco |
| Category | Networking Modules |
| Part Number | PVDM4-256 |
| Subcatecory | Voice DSP Modules |
| Module Type | DSP (Digital Signal Processor) |
| Compatibility | Cisco ISR 4000 Series Routers |
| Channels Supported | Up to 256 G.711 |
| Voice Features | Compression, Packet Voice, Echo Cancellation |
| Conferencing | Supported |
| Voice Quality | Enhanced |
| Temperature Range | 0 to 40°C |
| Weight | 2.25lbs |
| Product type | Voice DSP Modules |
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