Description
The AudioCodes Mediant 1000B M1KB-D1-2AC is a compact, modular hybrid media gateway engineered to seamlessly interconnect TDM and IP networks. Designed for enterprises, service providers, and small carrier locations, it delivers high-quality voice processing, flexible scalability, and advanced interoperability across mixed legacy and modern communication environments.
This configuration includes one T1/E1 span module, dual AC power supplies, and five available expansion bays, allowing integration of additional digital, analog, or BRI voice modules. Built on AudioCodes’ proven VoIPerfect architecture, the Mediant 1000B ensures reliable voice quality, extensive protocol support, secure signaling, and resilient operation for business-critical communication workloads.
With rich media processing features, comprehensive signaling interoperability (CAS, PRI, ISDN, QSIG, analog), advanced security options, and robust IP transport capabilities, the M1KB-D1-2AC provides a future-ready platform capable of hosting mixed digital/analog configurations or expanding to higher span densities as communication needs evolve.
| Category | Details |
|---|---|
| Model | AudioCodes M1KB-D1-2AC |
| Type | Hybrid Media Gateway |
| Installed Module | 1 × T1/E1 span |
| Expansion Bays | 5 open bays for digital, analog, or BRI voice modules |
| Ethernet Interfaces | 1 active/standby pair of 10/100/1000Base-T |
| Scalability Options | Up to 4× 1-span, 2× 2-span, or 1× 4-span digital modules; up to 24 analog ports; mixed configurations supported |
| Media Processing | G.711, G.726, G.727, G.723.1, G.729, GSM FR/EFR, AMR, EVRC, iLBC, G.722; echo cancellation (G.165/G.168) |
| Voice Enhancements | Jitter buffer, VAD, CNG, DiffServ, 802.1p/Q VLAN, RTCP-XR |
| Fax/Modem Support | T.38 real-time fax, automatic PCM/ADPCM fallback |
| DTMF/MF Signaling | RFC 2833, PSTN and packet-side detection/generation |
| Digital Signaling | CAS (various variants), ISDN PRI (ETSI/NI2), QSIG, VN3/VN4/VN6, SIGTRAN (IUA) |
| Analog Signaling | FXS/FXO, Caller ID, polarity reversal, loop/ground start, distinctive ring |
| Control Protocols | SIP, H.248; SIP/MGCP for analog modules |
| Security | IPsec, TLS/SIPS, HTTPS, SSL, SRTP, RADIUS authentication |
| IP Transport | RTP/RTCP (RFC 3550/3551) |
| Power | Dual AC power supplies, 100-240V, 50/60Hz |
| Form Factor | 1U rackmount, 19-inch width |
| Use Cases | Enterprise PSTN/IP interconnect, IP-PBX integration, digital/analog migration, hosted UC, service provider environments |
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.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
