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Digium B400M – 4-Port BRI Module
Supplier:
Zadavoip
$411.30
Digium B400M – 4-Port BRI Module – 4-port BRI ISDN telephony module.
The Digium B400M is a high-quality 4-port ISDN BRI module designed for use with compatible Digium telephony base cards. Supporting up to 8 voice channels, it enables seamless digital connectivity to the ISDN network, making it ideal for small to medium-sized business PBX systems.
Key Features:
4 BRI (S/T) ports supporting up to 8 simultaneous calls
Designed for use with Digium TDM2400 and compatible base cards
Configurable in TE (terminal) or NT (network) mode per port
ISDN Euro-ISDN (ETS 300 102) compliant
Supports voice and data transmission
Fully compatible with Asterisk® and DAHDI drivers
Easy plug-in installation with modular design
Reliable call setup and signaling
Support for call transfer, hold, and forwarding
Low power usage and fanless operation
Hot-swappable when used with live cards
This module is ideal for businesses migrating to VoIP while maintaining ISDN connectivity. Its flexibility and plug-and-play setup make it easy to integrate into hybrid digital systems.
Conclusion:
The Digium B400M provides a compact and cost-effective way to add 4 BRI ports to your Digium telephony system. With its reliable ISDN support and Asterisk compatibility, it’s the smart choice for modern digital PBX environments.
At Zadavoip, we specialize in providing high-quality telecommunication and VoIP equipment designed to keep businesses and individuals connected with ease and reliability. With the rapid evolution of communication technologies, we believe that everyone deserves access to professional-grade tools that simplify connectivity, improve efficiency, and reduce costs.
Our mission is to deliver cutting-edge VoIP solutions, IP phones, headsets, gateways, and other essential telecom equipment that meet the needs of modern workplaces and households. Whether you are a small business looking to upgrade your communication system, a large enterprise seeking scalable solutions, or an individual in need of reliable devices, Zadavoip is here to serve you.
What sets us apart is our commitment to quality, affordability, and customer satisfaction. We carefully select and distribute products from trusted manufacturers, ensuring they are durable, compatible, and easy to use. Beyond providing equipment, we pride ourselves on offering guidance and support to help you choose the right solutions for your unique needs.
At Zadavoip, communication is not just about technology—it’s about creating connections that matter. We aim to empower our customers with tools that make collaboration smoother, distance shorter, and opportunities greater.
Your trusted partner in telecommunication and VoIP solutions—Zadavoip.
Shipping Policy
At Zadavoip, we strive to ensure your order is processed and delivered in a timely manner.
Orders are typically processed within 1–3 business days.
Standard shipping times vary depending on your location, but most orders are delivered within 5–10 business days.
Once your order is shipped, you will receive a tracking number via email to monitor delivery progress.
Shipping costs are calculated at checkout and depend on the destination and order size.
We are not responsible for delays caused by customs clearance or unforeseen courier issues, but we will do our best to assist you in tracking and resolving any delivery problems.
Refund Policy
Your satisfaction is our priority at Zadavoip. If you are not completely satisfied with your purchase, you may request a refund under the following conditions:
Refunds are accepted within 14 days of delivery.
Items must be returned in unused condition, with original packaging and all accessories included.
Refunds will be issued to the original payment method once the returned item is inspected and approved.
Please note that shipping costs are non-refundable, and customers are responsible for return shipping fees unless the product is defective or incorrect.
Cancellation / Return / Exchange Policy
Order Cancellation: You may cancel your order within 24 hours of purchase before it has been shipped. Once the order is dispatched, it cannot be canceled.
Returns & Exchanges: We accept returns and exchanges within 14 days of delivery, provided the item is unused and in original packaging.
Defective or Wrong Item: If you receive a defective product or the wrong item, please contact us immediately. We will arrange a replacement or issue a refund at no extra cost.
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