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 — more quickly for POS transactions, more conveniently with multiple form factors, and more reliably with high quality secure products including GSM cellular 3G modems and 4G gateways.
The Courier line of analog modems and cellular solution products make sure mission critical businesses always have out-of-band and remote monitoring or access — no matter the location. Easily monitor network traffic with the all new network TAPs for both copper networks and fiber networks.
1U Rackmount Kit for USR TAPs - USR4522-RMK
4-Unit Rackmount Kit.
56K* USB Controller Dial-up External Faxmodem with voice - Discontinued - USR5637
High performance V.92 modem.
56K* USB Dial-up External Softmodem - USR5639
Simple, affordable USB modem.
56K* V.92 PCI Express Internal Dial-up Faxmodem - USR5638
A simple and affordable faxmodem built to fit any PCIe slot.
56K* V.92 PCI Internal Dial-up Faxmodem - USR5670
Getting dial-up access is simple, fast, and affordable.
56K* V.92 Serial Controller Dial-up External Faxmodem - USR5686G
Powerful, secure dial-up connections for your business.
Courier® 56K* V.92 Dial-up External Business Modem - Refurbished - USR3453C-REF
Mission critical dial-up connectivity for business.
Courier® Lite 56K* Dial-up External Business Modem - Discontinued - USR5686G-PRO
Mission critical dial-up connectivity for business.
Courier® M2M 3G CDMA/GSM Cellular Gateway - USR3510
PTCRB carrier approved, GSM/GPRS/Edge/HSPA+ speeds.
Courier® M2M 3G GSM Intelligent Cellular Modem - USR3500
PTCRB carrier approved, GSM/GPRS/Edge/HSPA+ speeds.
Courier® M2M 4G LTE Cat 1 Cellular Gateway - USR3513
PTCRB-approved 4G module (all major 4G network) with 3G fallback (AT&T and T-Mobile).
Gigabit Ethernet Aggregation TAP - USR4523
With 1 network connection and 2 uni-directional monitor connections.
Gigabit Ethernet Aggregation TAP (USB monitoring) - USR4524
With 1 network connection and 1 uni-directional USB 3.0 monitor connection.
Multi-mode Gigabit LC Fiber Network TAP - USR4525
50 micron 50/50 split LC connectors.
Portable Gigabit Ethernet Aggregation TAP (USB monitoring) - USR4524-MINI
With 1 network connection and 1 uni-directional USB 3.0 monitor connection.
Single-mode Gigabit LC Fiber Network TAP - USR4526
9 micron 50/50 split with LC connectors.
The USR cellular gateways provide flexible carrier provisioning with both CDMA and GSM support in addition to ethernet functionality and embedded serial interface (only available in EMEA).
For deployments that rely on 3G connections, USR offers the USR 3G cellular modem (only available in EMEA).
The 4G LTE Cat 1 cellular gateway offers complex M2M applications access to higher speeds over a 4G network.
USR® 56K dial-up modems include the features and reliable connections needed for highly secure business transactions and critical secondary connections.
Internal business modems are ideal for embedded systems or buying in bulk for mass installations.
USR's copper, USB and fiber TAPs provide a reliable solution for 24x7 capturing of full-duplex ethernet links.