JL Audio M6 Enclosed Tower Speakers - Whether you're on the boat or riding the wake behind it, the JL Audio M6 is the ultimate tower speaker system for delivering powerful, crystal-clear sound that you can hear and enjoy well beyond the boat. TOWERING PERFORMANCE - Robust M6 speakers are ideal for wakeboard towers or other tubular structures - or they can be flat mounted to decks and other surfaces to deliver superb sound quality with strong projected output.; DMA-OPTIMIZED WOOFERS - Proprietary motor, suspension and cone modeling systems are employed, resulting in reduced distortion, improved transient performance and stellar bass sound quality.; MATCHING SILK DOME TWEETERS - Precisely tuned tweeters, uniquely sized for each woofer's diameter, produce sparkling detail and excellent off-axis response for balanced coverage in the entire listening area.; ADVANCED FILTER NETWORKS - Each woofer chassis houses a multi-order, true two-way crossover optimized for each speaker size and electronic tweeter protection circuit to minimize the possibility of tweeter failure.; POWERFULLY EFFICIENT - M6 series marine speakers used in this system benefit from operation with quality amplification for superior audio clarity at all volume levels.; REAL MARINE DUTY - For long-term use, all models are built to withstand saltwater marine environments and deliver years of listening enjoyment.; Powerful Midbass Output in Open-Air Applications; Speaker type: Enclosed Coaxial; Two wake tower enclosures with marine coaxial loudspeakers and grills installed; Two aluminum logo caps; One tube of silicone adhesive; Eight red butt splice connectors (#22-18 AWG); Four blue butt splice connectors (#16-14 AWG); Manufacturer 3 Year Warranty