Cord RJ11 6P2C DSL to Wall 2-Core RJ11 Telephone Cable, Durable 2.4m Metal and PP Extension Cord for Connecting Phones - Walmart.com
Amazon.com: RetailAndBulk (2 Pack) 2 Feet Telephone Cord, Professional Grade Made in USA, 6P4C Male RJ11 Plugs with 50 Micron Gold Contacts, Pure Copper Wire Phone Line Cable (24 Inches, White) : Electronics