Amazon.com: US Robotics USR5686D (005686-04) 56K V.92 Faxmodem : Electronics
Amazon.com: US Robotics USR courier 56k v90 v92 external business fax/modem rs-232 rohs USR3453C : Electronics
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