Amazon.com: RJ11 Coupler, 2 Pack Telephone Phone Line Connector Coupler RJ11 6P4C Inline Keystone Jack Female to Female Straight Telephone Cable Cord Extension Adapter White : Electronics
Keple RJ11 Cable ADSL 10ft 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)
Amazon.com: [2-Pack] Phone Jack to Ethernet Adapter, Ethernet to Phone Line Adapter RJ45 Female to RJ11 Male Converter Adapter Cable for Landline Telephone Service : Electronics
Treedix 4PCS RJ11 6-pin Breakout Board with PCB Mount Black Modular Jack 6P6C Telephone Socket
Amazon.com: Rj11 Connectors
Amazon.com: Rj11 Connectors
Amazon.com: Uvital RJ45 to RJ11 Converter Adapter Connector M/F Cable, Telephone RJ11 6P4C Female to Ethernet RJ45 8P8C Male Converter Cord(2 Pack) : Electronics
Amazon.com: RetailAndBulk (2 Pack) 1.5 Foot Telephone Cord, Professional Grade Made in USA, 6P4C Male RJ11 Plugs with 50 Micron Gold Contacts, Pure Copper Wire Phone Line Cable (18 Inches, Black) : Everything Else