True Marine ProtectionDesigned to withstand the harsh marine environment and comply with International ASTM Standards for UV Stability (ASTM-D4329) and Salt/Fog Resistance (ASTM-B117)True Waterproof DesignComplies with IP65 Waterproof and Dust Standards and features a fully sealed cross-over, magnet and tweeter housing with waterproof cone and surroundsTrue Power SavingHigh efficiency design reduces battery drain