PVDM4-128= - Cisco Fourth-Generation 128-Channel High-Density Packet Voice Digital Signal Processor Module

1. Compatibility: Cisco ISR 4400 Series Routers
2. Voice Channels: 128
3. Digital Signal Processor: Fourth-Generation
4. Packet Voice: Yes
5. Voice Codecs: G.711, G.729a, G.729ab, G.729b, G.726, G.722, iLBC, iSAC, OPUS
6. Voice Quality: HD Voice
7. Voice Processing Features: Echo cancellation, noise reduction, voice activity detection, comfort noise generation, silence suppression
8. Power Consumption: 15W
9. Dimensions: 7.5 x 7.3 x 0.8 inches
10. Weight: 0.5 lbs
11. Operating Temperature: 0°C to 40°C (32°F to 104°F)
12. Storage Temperature: -25°C to 70°C (-13°F to 158°F)

Notes:
1. Provides high-density voice processing capabilities for large-scale IP telephony deployments.
2. Offers superior voice quality with advanced voice processing features.
3. Easy to install and compatible with Cisco ISR 4400 Series Routers.