Mro-tek offer the daisy 105m 5-port, mid-span power-over-ethernet [poe] managed switch, which carries ethernet network data and extends switched data on user ports along with dc power beyond the 100m limitation of ethernet technology.
With an implementation of poe, daisy`s enhanced power carrying capacity and multi-hop connectivity are possible that allows more current per port, enabling the powering of remote appliances like iads, i phones, switches, etc.