With unmatched signal acquisition and tracking speeds, the Sea-King 9818 provides reliable performance even under the roughest of sea conditions. Integrated DVB technology ensures positive satellite identification. The control panel features a digital display for satellite selection, system configuration and automatic satellite switching for local and HDTV channels. A unique rotary joint feature means you’ll never lose signal waiting for a cable to unwrap. This full-sized gyro-stabilized marine antenna offers unmatched performance at a great value. The Sea-King Dome works with all North American satellite service providers.