Rockville MS40B Black 4" 200 Watt Marine Boat Speakers - Compact & Powerful Waterproof Audio for Boats, Yachts, Jet Skis & Outdoor Marine Use

(4) Rockville MS40B Black 4" 200 Watt Marine Boat Speakers Compact and Powerful Features: Pair Rockville MS40B 4" 200 Watt Waterproof Marine Boat SpeakersPeak Power: 200 Watts per pair / 100 Watts eachRMS Power: 50 Watts per pair / 25 Watts eachColor: BlackInjection Molded Polypropylene ConeAluminum voice coil with ASV windingCloth surroundsImpedance: 4 OhmFrequency Response: 122Hz – 20 KhzSensitivity: 85dB @1w/1mHigh quality magnet: 3.5 Oz Y30 Ferrite magnet1” inch ASV voice coilIP56 waterproof rating Fully Marinized Against Salt & Fresh Water ConditionsCompletely Waterproof and rustproof at level IP56Anti-UV molded ABS plastic basket & grillPre-installed mounting screws includedPerfect for marine, outdoor, and car use1” inch Tweeter: (Mylar Diaphragm with NdFeB magnet)Injection Molded Polypropylene Dust CapSPL: 85dB ± 2dB (at 1M / 1W)Resonant Frequency (F0) 122Hz + or – 20% at 1V3MM plate and 3 MM T-yokeTotal Diameter: 5.12”Cutout Diameter in Inches for Mounting: 3.66”Total Height: 2.36”Mounting Depth in inches:1.57’’Shipping weight: 1.76 LbsShipping Dimensions:6” x 6” x 5.7”

2 Speakers. Installation Hardware (8 Stainless Steel Screws + 8 Stainless Steel Speed Clips). Mounting Template. Owner's Manual. Warranty Card. Pair RockvilIe MS40B 4" 200 Watt Waterproof Marine Boat Speakers. Peak Power 200 Watts per pair / 100 Watts each

RMS Power 50 Watts per pair / 25 Watts each. Color Black. Injection Molded Polypropylene Cone. Aluminum voice coil with ASV winding. Cloth surrounds. Impedance 4 Ohm. Frequency Response 122Hz 20 Khz. Sensitivity 85dB @1w/1m. High quality magnet 3.5 Oz Y30 Ferrite magnet

1 inch ASV voice coil. IP56 waterproof rating. Fully Marinized Against Salt & Fresh Water Conditions. Completely Waterproof and rustproof at level IP56. Anti-UV molded ABS plastic basket & grill. Pre-installed mounting screws included. Perfect for marine, outdoor, and car use

1 inch Tweeter (Mylar Diaphragm with NdFeB magnet). Injection Molded Polypropylene Dust Cap. SPL 85dB 2dB (at 1M / 1W). Resonant Frequency (F0) 122Hz + or 20% at 1V. 3MM plate and 3 MM T-yoke. Total Diameter 5.12. Cutout Diameter in Inches for Mounting 3.66. Total Height 2.36

Mounting Depth in inches1.57. Shipping weight 1.76 Lbs. Shipping Dimensions6 x 6 x 5.7. Magnet details F60*F24*8 Y30. Fs154.7 Hz. Re3.2 ohms. Qes2.57. Qts1.611. Qms4.315. Vas0.847L. Cms210.222UM/N. Bl2.468T. MMS5.029g. XMAX1.5 mm. SD54 cm2