Amazon.com: ARRIS SURFboard T25 DOCSIS 3.1 Gigabit Cable Modem | Comcast Xfinity Internet & Voice | Two 1 Gbps Ports | 2 Telephony Ports | 800 Mbps Max with Xfinity Internet Plans | 2 Year Warranty : Electronics
25 ft RJ11 Telephone Modem Cable - RJ11 Phone Cables
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) :