AudioCodes Mediant 800B SBA VoIP Gateway with FXS, T1/E1 & 1GbE – M800B-1ET4S-SBA

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AudiocodesSKU: M800B-1ET4S-SBA
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Sale price$5,688.99 Regular price$6,772.50
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Description

The AudioCodes Mediant 800B SBA (Survivable Branch Appliance) is a powerful and compact VoIP gateway designed to ensure consistent voice services for enterprise and branch office deployments. Built for reliability, this 1U gateway supports up to 250 Lync/SfB users and integrates survivability features that maintain voice connectivity even when WAN links or UC servers are unavailable.

With a modular architecture, the Mediant 800B SBA includes 4 FXS ports, 1 T1/E1 trunk, and 1GbE connectivity, offering versatile options for PSTN integration, analog device support, and unified communications environments. It supports a broad range of voice codecs, SIP protocols, IPv4/IPv6 routing, VLAN tagging, DiffServ, NAT, QoS, and advanced encryption, delivering secure and optimized communication performance.

Ideal for organizations relying on Microsoft UC environments, the Mediant 800B SBA includes AudioCodes’ SBA software to deliver uninterrupted telephony, robust call handling, and smooth service continuity during network outages.

Category Specification
Manufacturer AudioCodes
Model / SKU Mediant 800B SBA / M800B-1ET4S-SBA
Device Type VoIP Gateway with SBA
Form Factor External, 1U
Color Black / Gray
Connectivity Technology Wired
Data Link Protocols Ethernet, Fast Ethernet, Gigabit Ethernet
Interfaces 4 × 1000Base-T (RJ-45), 4 × FXS, 1 × T1/E1, 2 × USB Type-A, 1 × Serial RJ-45
Telephony Interfaces 4 FXS ports, 1 ISDN T1/E1
VoIP Protocols SIP
Voice Codecs G.722, G.723.1, G.729ab, G.711u, G.711a, G.726
Network Protocols TCP/IP, UDP/IP, IPSec
Encryption TLS
Features Modular design, NAT, VLAN, DiffServ, QoS, PSTN Lifeline, IPv4/IPv6 gateway, automatic topology detection, Microsoft Lync optimized
Capacity Up to 250 Lync users
Remote Management Telnet, SNMPv3, HTTP, HTTPS, SSH
Routing Performance 200 Kpps
Power Internal power supply
Software Included AudioCodes Survivable Branch Appliance (SBA)
Dimensions (W × H × D) 34.5 cm × 4.5 cm × 32 cm
Operating Temperature 5°C to 40°C
Compliance Standards EN 61000-3-2/3-3, EN55024, EN55022 Class A, CB, FCC Part 15, UL 60950-1, EN 60950-1, EN 300 386
Packaged Quantity 1

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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.


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Standard manufacturer warranty
Extended warranty options available
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