The Intellian B4‑509AA i5 HD Satellite TV System is a premium marine satellite TV antenna package engineered for offshore vessels, cruisers, and yachts in the roughly 40–60 ft (12–18 m) range. Combining compact design with powerful signal tracking technologies, this marine‑grade sat TV system delivers high‑definition entertainment from Ku‑band satellite services while underway or at anchor — without the need for bulky 24″ antennas.