3COM U.S. ROBOTICS 56K PROFESSIONAL MESSAGE MODEM 5625 UK SELLER FREE P&P #B103 5391216000683 | eBay
USR :: USR5637 USB Voice Faxmodem
USRobotics V 92 1 Port 56K Serial Controller Fax Modem Internet
Brand new Sealed U.S. ROBOTICS V.90 56K Message Modem @$35 Each @ A1/1, Mobile Phones & Gadgets, Mobile & Gadget Accessories, Other Mobile & Gadget Accessories on Carousell
Amazon.com: US Robotics USR3453B 56Kbps Serial Fax Modem : Electronics
Tech Flashback: Other external modems in my collection | Gough's Tech Zone
Retro 3Com U.S. Robotics 56K Professional Message Modem – Used – Cheapest NI