4 and 8 cores rj-45

4 and 8 cores rj-45 where it can be used

Understand that
4 cores:
- 100
- telephony
- switch, computers, laptops, switches

8 cores:
here add what may 4 cores
- 100/1000
- poe

I think for subscribers  4 cores would be  a great option.

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