Hardware Based External 56K USB Modem - Bluetooth & Telecom Adapters | StarTech.com
Cisco - Fax / modem - 56 Kbps | www.shi.com
56Kbps (V.90) High Speed PCMCIA Fax Modem with XpressPort - TRENDnet TFM-560R
NeweggBusiness - U.S. Robotics USR5670 Fax modem 56Kbps PCI Bus (Plug & Play) V.92 56K ITU standard V.90 56K ITU standard V.34 33.6K ITU standard Compatible with most ITU and Bell standards
US ROBOTICS 002806-00 COURIER V.EVERYTHING 56 KBPS EXTERNAL MODEM CJE-0263 NO AC | eBay
U.S. Robotics Courier USR3453C Analog Modem - K28123 - Shoplet.com
Modems (Networking)
USB Black 56K RS232 External Modem, 205 Gm
Open Box: CNet CN5614XR External Data/Fax Modem 56Kbps RS-232 (Serial Port) V.92 and earlier ITU standards, Bell 103, Bell 212 Modems / Gateways - Newegg.com
Using a 56k Modem in 2017! | Nostalgia Nerd - YouTube