USRobotics® Courier® Modemulator™ & 3G M2M Cellular Gateway

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White Papers

3520-sml.pngCELLULAR & ANALOG

The new USR Cellular to Cellular White Paper explains the different cellular networks, why peer-to-peer cellular connections are so complicated, and finally the simplest and easiest method for a peer-to-peer cellular solution ideal for legacy systems.

Click for more information and to download the White Paper.


The new USR Automatic Provisioning White Paper explains the multiple provisioning methods available for the USR803510 Cellular Gateway. It explains the pros and cons of over-the-air (OTA) firmware/software updates including how the process works and the important considerations about its use.

Click for more information and to download the White Paper.

* Dual radio is not available on USR803520.
† Wireless Master Service, peer-to-peer routing, or device-to-device routing service is required for the peer-to-peer functionality.
§ Services dependent on MVNO partnership for qualified customers, subscriptions may be required.
**All measurements at 12V DC
‡ Features available on firmware version 1.0.02 and higher. Available for download at


Courier® Modemulator™ & 3G M2M Cellular Gateway
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Product Code : USR803520

Custom Orders Only, Contact us for SIMs and Data Rate Plans

Approved for EU

Additional Availability

US & Canada
Asia Pacific- Not Available
Latin America- Not Available

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    +44 (0)808 234 5935