i4 All-Americas TV Antenna System SWM-30 Kiti4 All-Americas TV Antenna SystemWith its rugged, reliable, and durable design, the Intellian i4 provides the most outstanding performance to stay locked in. It connects boaters to the premium satellite TV entertainment they want while vessels are cruising at high speed or in rough sea conditions. The i4s stylish and polished dome design makes it perfect for boats over 50 feet.With innovations in Wide Range Search WRS and Dynamic Beam Tilting DBT tech