The Helios Active Fiber Cables create a whole new level of value and performance with the 18 Gbps HDMI 2.0 specifications. This do things a little differently than your typical fiber cable, because they use an ultra-energy efficient Rx/Tx chipsets they do not need any added external power, this allows for a cleaner and simpler installation. Robust head shell and jacket designs also help to make for a better install by protecting the cable and its built in electronics.