• Cisco PVDM4-64U128 voice DSP upgrade module with green PCB and heat sink
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Cisco

Cisco PVDM4-64U128 | PVDM4 Voice DSP Module Upgrade, 64 to 128 Channel

PVDM4-64U128

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Description

The PVDM4-64U128 is a factory upgrade that raises a PVDM4 packet voice DSP module from 64 to 128 channels. It is designed for Cisco ISR 4000 Series routers and supports voice transcoding and conferencing workloads. This 64 to 128 channel upgrade suits voice gateway deployments that need additional DSP capacity without replacing the existing module.

Enquire with XS Network Tech for new or used pricing and availability.

Features

- Doubles DSP channel capacity from 64 to 128
- Supports voice transcoding
- Supports voice conferencing
- Designed for Cisco ISR 4000 Series routers

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.

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Technical Specifications

FAQs

Technical Specifications

- Product type: PVDM4 packet voice DSP module factory upgrade
- Channel capacity: upgrade from 64 to 128 channels
- Platform compatibility: Cisco ISR 4000 Series routers
- Supported DSP functions: transcoding and conferencing

FAQs

Q: What does the PVDM4-64U128 do?
A: It is a factory upgrade that increases a PVDM4 packet voice DSP module from 64 channels to 128 channels.

Q: Which routers is it compatible with?
A: It is designed for Cisco ISR 4000 Series routers that use PVDM4 DSP modules.

Q: What voice functions does the added DSP capacity support?
A: The PVDM4 DSP capacity supports voice transcoding and conferencing.

Q: How does this differ from other PVDM4 modules?
A: This SKU is specifically the 64 to 128 channel upgrade, rather than a module with a fixed channel count.

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