PVDM4-256, Cisco PVDM4 DSP Module, 256-channel voice, 256 G.711, 128 G.729
$978
The Cisco PVDM4-256 is an enterprise-class DSP module engineered to deliver high-density voice and conferencing services on Cisco ISR 4000 Series routers. Providing up to 256 G.711 channels with integrated voice compression, packet voice processing, echo cancellation, and advanced noise reduction, this module enables reliable VoIP and SIP-based communication for branch and campus deployments across Asia, Europe, North America, and emerging African markets. Optimized for energy efficiency and a 0 to 40 °C operating range, it supports enhanced voice quality and field-upgradable scalability for distributors, SMB integrators, and end users.
Product Features
- ● Modules Type High-Density Voice DSP Module, 32-channel, Voice/Video, DSP module
- ● Interface Motherboard PVDMs (PVDM4s) wih 256 Channel
- ● Plug n Play Interface Module with Integrated Services Card (ISC) slot on motherboard or T1/E1 NIM
- ● Compatibility: Cisco Integrated Service Routers
PVDM4-256 Specifications |
|
| Brand | Cisco |
| Product Name | Router Network Modules 4 Serial Ports/High-Speed WAN/Plug-in |
| Model | Motherboard PVDMs (PVDM4s) with 256 Channel |
| DSP Type | Multicore DSP technology |
| Interface Type | Integrated Services Card (ISC) slot on motherboard or T1/E1 NIM |
| Safety | IEC 60950 (worldwide); AS/NZS 60950-1 (Australia and New Zealand); CAN/CSA-C22.2 No. 60950-1, 1st and 2nd Ed. (Canada); GB4943-95 (People’s Republic of China); EN60950-1, 1st and 2nd Ed. (CENELEC; includes EU and EFTA); NOM-019-SCFI-1998 (Mexico); UL 60950-1, 1st and 2nd Ed. (United States) |
| Maximized Concurrent Sessions | Up to 256 G.711 |
| Mean time between failures (MTBF) | System dependent |
| EMC emissions | CISPR22 Class B; EN55022 Class B; CFR47 Part 15 Subpart B Class B |
| Harmonics | EN61000-3-2 |
| Immunity standards | CISPR24; EN55024; EN50082-1 |
| Electrostatic discharge (ESD) | EN61000-4-2 |
| Flicker | EN61000-3-3 |
| RF fields | EN61000-4-3 |
| EFT | EN61000-4-4 |
| Surge | EN61000-4-5 |
| Power Requirment | 4.85 W 3.3 V / 1.47 A |
| Installation Model | Hot-swappable, plug-and-play |
| Operating Temperature | 32° to 122°F (0° to 50°C) |
| Compliance | FCC Part 15 Class A |
| Dimensions (H x W x D) | 0.67 × 2.50 × 2.62 in. (1.7 × 5.1 × 6.7 cm) |
Optional Add-ons
| Model Number | Description |
| Cisco ISR 4321 | Cisco ISR 4321 router, compatible platform for hosting PVDM4-256 DSP modules in branch deployments. |
| Cisco ISR 4331 | Cisco ISR 4331 enterprise router providing additional slots and performance for PVDM4-256 based voice services. |
| Cisco ISR 4351 | Higher-capacity Cisco ISR 4351 router ideal for multi-site SIP, VoIP, and conferencing with multiple PVDM4-256 modules. |
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