Connectivity specialists

Connectivity hardware for applications including Point of Sale, remote management and monitoring, out-of-band backup connections and cellular replacements for legacy dial-up remote monitoring and IoT application hardware.

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Secure connections and reliable data transfer are important to businesses all around the world.

High performance products that are secure, reliable and easy to use.

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Cellular M2M modems

Reliable and affordable cellular connections designed for M2M and IoT applications
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Copper and Fiber Network TAPs

Real-time secure access and monitoring with USR's range of network taps
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56K internal & external modems

Reliability for highly secure business transactions and critical connections

Explore USR's products and services

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Products

Connectivity products for your small or large business

We've built our reputation for excellence by developing fast, dependable, easy-to-use analog modems that helped connect a generation. Now we're helping your business connect more with high quality secure products.
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Education

Get up and running with our education essentials

Learn more about our Courier® business products, the Courier modem brand, all about dial-up, how modems work and how to choose the one that's right for you.
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Support

Stay connected

Keep your product running at its peak performance level. Find upgrades, drivers, manuals and other helpful support materials and information.

News from USR and UNICOM Global

Visit our dedicated news page for top stories and the latest headlines.

More News
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UNICOM® Global acquires solar plant from NORESCO

  • 2025/09/30
OMNIA Partners contract awarded to UNICOM Government
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OMNIA Partners contract awarded to UNICOM Government

  • 2024/01/30
UNICOM awarded a $113 million government contract
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UNICOM awarded a $113 million government contract

  • 2023/09/05
UNICOM Global establishes a new entity in Singapore
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UNICOM Global establishes a new entity in Singapore

  • 2023/07/12
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