Dual DMS369 AV 6" x 9" 200W 3-Way Marine Speakers: * 1-piece basket design with water shield * Integrated bridge mounted 3-way design for voice coil protection * 200W peak, 50W RMS * 58mm Mylar dome tweeter * 18mm Piezo dome tweeter * Sensitivity: 89dB * Frequency Response: 42Hz-17kHz * 35mm aluminum voice coil * Mounting Depth: 3.43" (87.2mm) * Stainless steel mounting hardware (included)