Amazon.com: 1m RJ11 to RJ45 Cable RJ11 to RJ45 Cable Phone Telephone Cord RJ11 6P4C to RJ45 8P8C Connector Plug Cable for Landline Telephone (White) : Electronics
Amazon.com: RJ45 to RJ11 Cable, 6 Feet Phone Jack to Ethernet Adapter RJ11 6P4C Male to RJ45 8P8C Male Connector Plug Cord for Landline Telephone : Electronics
Amazon.com: 1m RJ11 to RJ45 Cable RJ11 to RJ45 Cable Phone Telephone Cord RJ11 6P4C to RJ45 8P8C Connector Plug Cable for Landline Telephone (White) : Electronics
Modular Cable, RJ11 - RJ45, 1:1, Black, 1m
RJ11 to RJ45 Modem Cable Connect Router To ADSL RJ45 Socket Black 1m to 20m Lot | eBay