US Robotics USR3453B Courier 56K Business Modem with V.92
StarTech.com 2-port External USB Modem, 56K Hardware Based Dial-up Interent Fax Modem - Walmart.com
2004831-001 : External 56k MODEM ONLY
Amazon.com: StarTech.com USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem - Network Fax/CMR/POS (USB56KEMH2),Black :