You want the best for your boat, and with the high-performance, 18" diameter, HDTV-ready TracVision M5 satellite TV system, you' ve got it. Quality, reliability, durability - the TracVision M5 stays locked on and connects you to the premium satellite TV entertainment you want. A dd KVH's exclusive Tuna Tower Upgrade for outstanding performance in even the most extreme conditions. Plus, the new TracVision M5 includes KVH's exclusive RingFire™ antenna technology, giving you 30% greater reception and more range than any other 18" system so you can enjoy satellite TV where no 18" marine satellite TV antenna system has ever worked