Skip to product information
1 of 1

Cisco

Cisco PVDM4-64U256 | PVDM4 voice DSP upgrade | 64→256 channels | ISR 4000 compatible | conferencing/transcoding | SRST/CUBE/Unified CM ready

SKU:PVDM4-64U256

Regular price POA
POA
POA
Sale Sold out
Taxes included. Shipping calculated at checkout.

Description

Upgrade PVDM4 voice DSP capacity from 64 to 256 channels to scale conferencing, transcoding, and media termination services on ISR 4000 platforms. Ideal for UC, SRST, and CUBE deployments where higher call density and wideband audio are required.

Features

- Quadruples DSP channel capacity for high-density voice services
- Enables wideband audio and advanced media features
- Optimized for SRST, CUBE, and branch UC deployments
- Future-proofs ISR 4000 platforms for scaling call volumes

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

View full details
  • You may also like
  • Best sellers
  • Related Products

specs-tabs

Collapsible content

Technical Specifications

Technical Specifications

- Platform compatibility: ISR 4000 series with PVDM4 slots
- Upgrade scope: 64-channel to 256-channel factory upgrade
- Functions enabled: transcoding, conferencing, MTP, TDM–IP interworking
- Typical codec support: G.711, G.729a/b, G.722 wideband (capacity varies by codec complexity)
- Use cases: CUBE, SRST, Unified CM branch survivability
- Upgrade type: factory upgrade (not a field-activatable license)
- Channel density note: actual concurrent sessions depend on feature mix and codecs

Recently Viewed

  • Request for a Quote

    Looking for competitive pricing? Submit a request, and our team will provide a tailored quote that fits your needs.

  • Contact Us Directly

    Have a question or need immediate assistance? Call us for expert advice and real-time support.

    Call us Now  
  • Contact Us Directly

    Have a question or need immediate assistance? Call us for expert advice and real-time support.

    Contact us