RJ12 - Pin 1 - RJ45 - Pin 2. RJ12 - Pin 2 - RJ45 - Pin 3. RJ12 - Pin 3 - RJ45 - Pin 4. RJ12 - Pin 4 - RJ45 - Pin 5. RJ12 - Pin 5 - RJ45 - Pin 6. RJ12 - Pin 6 - RJ45 - Pin 7. Connector Type A RJ12 Male Plug.
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