
Netgear GS305-300PES
5 Ports
Netgear GS305-300PES
5 Ports
Yes, the power supply unit is included
This switch runs at 1Gbps. Check that the cable is at least cat.6 and the network card where you attach the other end of the cable must also be at least 1Gbps.
Sure... whether that makes sense in a specific case is another question. To answer that, you would have to describe in more detail what you are planning.