25ft Heavy Duty RJ11 / RJ14 Silver Satin 4 Conductor Reverse Wired Telephone Line Cord by Corpco

Premium Telephone Line Cord Heavy Duty Silver Satin 4 Conductor 14-ft by TeleDirect

Premium Telephone Line Cord Heavy Duty Silver Satin 4 Conductor 25-ft by TeleDirect

6P4C RJ11 to RJ11 Female/Female Telephone Cable Coupler Adapter White

GE TL26190 Telephone In-Line Coupler (White)

C2G 02970 RJ11 Modular Telephone Cable, Silver (7 Feet, 2.13 Meters)

iMBAPrice RJ11 6P4C Straight Telephone Inline Coupler (5 Pack)

25 Feet Black Phone Telephone Extension Cord Cable Wire with Standard RJ-11 Plugs

AT&T ML17929 2-Line Corded Telephone, Black

SHONCO 2 Pack 6M 20ft Phone Telephone Extension Cord Cable Line Wire with Standard RJ11 6P4C Plugs for Landline Telephone- White