U.S. ROBOTICS SPORTSTER 56K EXTERNAL FAX MODEM WITH X2, POWER ADAPTER - Imagine41
RetroTech Chris on Twitter: "Testing out my "new" US Robotics 56K Faxmodem. Dialed up the Diamond Mine BBS. Sound on if you like modem sounds. https://t.co/4yoKUNi1ji" / Twitter
USRobotics - Wikipedia
Vintage US Robotics Courier 3453C V.92 Business Modem 56K Serial w/ Adapter | eBay
Best Buy: U.S. Robotics 56K V.92 External Data/Fax Modem USR5686E
The Gadget We Miss: The US Robotics Courier Modem | by Richard Baguley | People & Gadgets | Medium
Amazon.com: U.S. Robotics Sportster 33.6K/14.4K External Fax/Modem : Electronics
US Robotics External Serial Maintenance Modem (Courier v.Everything) - Professionally Refurbished — iStream Communications