Cisco PVDM3-256 — 256-Channel High-Density Voice & Video DSP Module
Save significantly over new pricing on this fully refurbished and tested Cisco PVDM3-256 DSP module. Deliver enterprise-grade voice, video conferencing, and transcoding capabilities to your Cisco ISR G2 routers — backed by Reef Telecom's industry-leading 10-year warranty.
Key Specifications
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Part Number: PVDM3-256
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Channels: Up to 256 (low-complexity codecs), 192 (medium), 120 (high-complexity)
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Form Factor: 240-Pin DIMM
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Memory: 512 MB External SDRAM
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Power Consumption: 4.85W (3.3V / 1.47A)
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Codec Support: G.711, G.729a, G.729ab, G.726, G.722, G.728, iLBC, Fax Relay
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Features: Transcoding, conferencing (up to 66 sessions), transrating, echo cancellation (128 ms), secure voice (SRTP), voice activity detection
Platform Compatibility
- Cisco 2901, 2911, 2921, 2951 ISR G2
- Cisco 3925, 3925-E, 3945, 3945-E ISR G2
- Requires Cisco IOS Release 15.0(1)M or later
Why Buy from Reef Telecom?
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10-Year Warranty on all refurbished equipment
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Free Shipping on orders over $300
- Professionally tested and certified
- Trusted B2B telecom equipment reseller
The Cisco PVDM3-256 is ideal for enterprise branch offices, contact centers, and unified communications deployments requiring high-density voice and video DSP resources. Upgrade your Cisco 2900 or 3900 Series router with the highest-capacity PVDM3 module available.
