Description
The AudioCodes Mediant 800B-V-4S4O-4L is a powerful hybrid Enterprise Session Border Controller (E-SBC) and media gateway engineered to deliver secure VoIP connectivity, advanced SIP interoperability, and seamless integration between legacy telephony and modern IP communications. Designed for SMB and branch environments, this platform combines 4 FXS ports, 4 FXO ports, and multiple Gigabit Ethernet interfaces to support flexible, scalable voice deployments.
Backed by AudioCodes’ advanced VoIPerfectHD architecture, the Mediant 800B delivers rich SIP normalization, intelligent routing, enhanced perimeter security, and comprehensive monitoring to ensure optimal voice quality and service reliability. It scales up to 250 signaling and RTP/SRTP sessions, enabling smooth migration to SIP trunking while preserving existing PBX infrastructure and providing PSTN fallback for survivability.
Ideal for enterprises requiring secure SIP connectivity, analog/TDM integration, and high-performance VoIP processing, the M800B-V-4S4O-4L offers true hybrid functionality, top-tier resiliency with 1+1 high availability options, and embedded DSP resources for transcoding, DTMF handling, faxing, and media optimization.
| Category | Details |
|---|---|
| Brand | AudioCodes |
| Model / SKU | Mediant 800B – M800B-V-4S4O-4L |
| Product Type | Hybrid E-SBC & Media Gateway |
| Concurrent SBC Sessions | Up to 250 SIP signaling sessions (M800B) |
| Max RTP/SRTP Sessions | 250/250 sessions (M800B) |
| Max Transcoding Sessions | 57 sessions (M800B) |
| Registered Users Supported | Up to 1500 users (M800B) |
| Analog Interfaces | 4 × FXS, 4 × FXO ports |
| Digital TDM Interfaces | Supports up to 4 × E1/T1 (not included in this specific SKU) |
| Ethernet Interfaces | 4 × 1GbE (or 4 GE + 8 FE depending on configuration) |
| Security Features | DoS/DDoS protection, SIP firewall, TLS/DTLS/SRTP, topology hiding, IDS/IPS |
| Media Handling | Codec transcoding, DTMF/RFC2833/SIP, T.38 fax, jitter buffer, echo cancellation |
| Vocoder Support | G.711, G.723.1, G.726, G.729A/B, GSM-FR, AMR-NB/WB, SILK, Opus, iLBC |
| High Availability | 1+1 two-box redundancy, survivability, PSTN fallback |
| WebRTC Support | WebRTC-to-SIP interworking (Opus, VP8, DTLS, WebSocket) |
| Management Interfaces | GUI, CLI, SNMP, REST API, OVOC |
| Form Factor | 1U desktop/rack-mount |
| Dimensions (H×W×D) | 1U × 345 mm × 320 mm |
| Operating Temperature | 5°C to 40°C |
| Power | Internal AC 100–240V; optional 12V DC external adapter |
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
