Non-Bluetooth Controller Version of the ULTRA HD. The STEALTH SERIES Sound Bars represent the world’s first universal high performance sound system for Side by Side’s, ATV’s, Marine and Golf carts. The Patented design is built with a full extruded aluminium housing and Both STEALTH models feature a High Performance speaker array and titanium dome tweeters for a rich and dynamic full range performance. They are feature a waterproof connector, universal L mount brackets for end cap mounting or sliding top mount channel system, and a fully integrated wiring harness included. The Stealth Sound Bars are true High Performance plug and play stealth audio system!