InstallerParts 25 Ft RJ11 Modular Telephone Cable Reverse
* 28AWG, silver satin jacket * Terminated with RJ11 (6P4C) plug on both end * 4 conductor reverse wiring pin1 -- pin4 (black) pin2 -- pin3 (red) pin3 -- pin2 (green) pin4 -- pin1 (yellow) * Reverse wiring is generally used for voice application.