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Amazon.com: RJ11 Cable ADSL 33ft Extension Lead Phone Cord Telephone Plug High Speed Xfinity Internet Broadband Male to Male Router and Modem to RJ11 Phone Socket/Microfilter/Landline Wire (Black) : Electronics
C2G 50ft RJ11 Telephone Modem Cable - High Speed Internet Phone Cable - 28724 - Phone Cables - CDW.com
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MOTOROLA MT7711 24X8 Cable Modem/Router with Two Phone Ports, DOCSIS 3.0 Modem, and AC1900 Dual Band WiFi Gigabit Router, for Comcast XFINITY Internet and Voice - Walmart.com
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