DS18 NXL 8″ Neodymium Marine and Powersports Tower Speaker The DS18 NXL 8″ Neodymium Marine and Powersports Tower Speaker features a built-in passive radiator, designed for marine and powersport applications. It delivers high-quality audio performance and is installed on wakeboard towers and roll bars. Compatibility & Applications Mounts on wakeboard towers and roll bars of boats and ATVs. Pairs with 12V DC audio systems for marine and powersports applications. Fits center console boats, RIBs, and sportfishing vessels. Replaces standard 8-inch tower speakers for enhanced audio quality. Integrates with NMEA 2000 systems for audio control. Wires to standard marine audio connectors for easy installation. The unit provides robust sound output for outdoor environments, featuring a passive radiator for improved bass response. It serves as a drop-in replacement for conventional marine tower speakers, ensuring superior audio clarity compared to generic models.