Description
The AudioCodes M1KB-VM-4SPAN Digital Voice Module is a quad-span T1/E1 voice interface card designed for the Mediant 1000 digital or mixed chassis. Engineered for enterprise-grade telephony, this module provides four digital T1/E1 ports, enabling high-density connectivity between legacy TDM systems and modern VoIP environments.
Built on AudioCodes’ proven VoIPerfect architecture, the M1KB-VM-4SPAN delivers reliable media processing, seamless interoperability with SIP trunks, and flexible deployment for unified communications, PBX integrations, and carrier interconnects. Ideal for organizations expanding their digital voice capacity or upgrading existing Mediant 1000 configurations.
One-year manufacturer warranty included. Optional support and installation services are available separately.
| Category | Specification |
|---|---|
| Brand | AudioCodes |
| SKU | M1KB-VM-4SPAN |
| Product Type | Digital Voice Module / Voice Interface Card |
| Device Compatibility | AudioCodes Mediant 1000 Digital/Mix Chassis |
| Interface Type | T1/E1 |
| Digital Ports Quantity | 4 × T1/E1 spans |
| Connectivity Technology | Wired |
| Form Factor | Internal module |
| Use Case | Digital voice expansion, SIP trunking, PSTN/TDM connectivity |
| Packaged Quantity | 1 |
| ISDN Interface | T1/E1 |
| Warranty | 1-year limited manufacturer warranty |
| Category (UNSPSC) | 43201404 |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
Building a Complete AV System?
This product is rarely deployed alone. It’s typically part of a fully integrated AV system. AVENDOR designs, integrates, and supports end-to-end environments—from single rooms to enterprise-wide deployments.
- System Design & Engineering
- Installation & Integration
- Programming & Ongoing Support
Trusted by enterprises, universities, and government organizations across the U.S.
A decade of delivery — trusted by 275+ clients across industries
