A T R S plug is shown on the left and a conventional sleeve and tip plug on the right. On the left the S of the plug connects to the shield of the cable. The ring connects to the green wire and the tip connects to the red wire. Any old telephone men reading this will say I got it wrong. I have heard of red - ring - right. These are audio not telephone circuits. On the other end the shield of the cable is not connected. The green wire is connected to the sleeve and the red wire to the tip. End verbal description.
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