Nowadays, most network cameras installed still use twisted pair (network cable) transmission, and the commonly used ones are Category 5e and Category 6 cables.
Wireless image transmission is a small device in wireless technology. It can connect cameras and monitors/displays (HD cameras) via signals within a certain range.
We used bus-powered peripherals to test each hub: an SSD, a hard drive, and a rewriteable DVD drive, all to make sure enough power was being delivered.
