PoE and PoE+ allow normal CAT5e (or above) Ethernet cables to carry power to a device so that it doesn't need to be connected separately to the mains. Learn all about Power Over Ethernet is just 5 minutes!
Links:
TP-LINK 802.3af Gigabit PoE Injector - [ Ссылка ]
Ethernet Cable - [ Ссылка ]
MikroTik Audience - [ Ссылка ]
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