![Amazon.com: US Robotics USR courier 56k v90 v92 external business fax/modem rs-232 rohs USR3453C : Electronics Amazon.com: US Robotics USR courier 56k v90 v92 external business fax/modem rs-232 rohs USR3453C : Electronics](https://images-na.ssl-images-amazon.com/images/I/51xf5I8N13L._AC_UL600_SR600,600_.jpg)
Amazon.com: US Robotics USR courier 56k v90 v92 external business fax/modem rs-232 rohs USR3453C : Electronics
![ISA modem US Robotics 0481 56K Internal Modem only No manuals, cables or drivers 767873476706 | eBay ISA modem US Robotics 0481 56K Internal Modem only No manuals, cables or drivers 767873476706 | eBay](https://i.ebayimg.com/images/g/LuAAAOSwC9ReaLj4/s-l500.jpg)
ISA modem US Robotics 0481 56K Internal Modem only No manuals, cables or drivers 767873476706 | eBay
![Tarjeta PCI Modem (U.S. Robotics 56K Soft CTR21) > informatica > multimedia > accesorios portatil y pc > pcs Tarjeta PCI Modem (U.S. Robotics 56K Soft CTR21) > informatica > multimedia > accesorios portatil y pc > pcs](https://www.planetaelectronico.com/images/productos/thumbnails/tarjeta-pci-modem-u-s-robotics-56k-soft-ctr21-1-14732_thumb_450x450.png)
Tarjeta PCI Modem (U.S. Robotics 56K Soft CTR21) > informatica > multimedia > accesorios portatil y pc > pcs
![3com U.S. Robotics 56K Modem Driver CD : 3Com Corporation : Free Download, Borrow, and Streaming : Internet Archive 3com U.S. Robotics 56K Modem Driver CD : 3Com Corporation : Free Download, Borrow, and Streaming : Internet Archive](https://archive.org/download/3comusroboticscd/3ComUSR.jpg)