Pair Rockville MS525B 5.25" 400 Watt Waterproof Marine Boat Speakers 2-Way Black

Video of MS525B:

What's In the Box:

• 2 Speakers
• Installation Hardware: (8 Stainless Steel Screws + 8 Stainless Steel  Speed Clips)
• Mounting Template
• Owner's Manual
• Warranty Card

Features:

• Pair Rockville MS525B 5.25" 400 Watt Waterproof Marine Boat Speakers 2-Way White
  
• Peak Power: 400 Watts per pair / 200 Watts each
  
• RMS Power: 200 Watts per pair / 100 Watts each
  
• Injection Molded Polypropylene Cone
  
• Aluminum voice coil with ASV winding
  
• Cloth surrounds
  
• Impedance: 4 Ohm
  
• Frequency Response: 110Hz – 20 Khz
  
• Sensitivity:87dB @1w/1m
  
• High quality magnet: 6 Oz Y30 Ferrite magnet
  
• 1” inch ASV voice coil
  
• IP56 waterproof
  
• 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: (PEI Diaphragm with NdFeB magnet)
  
• Injection Molded Polypropylene Dust Cap
  
• SPL: 87dB  ±  2dB (at  1M / 1W)
  
• Resonant Frequency (F0) 120Hz + or – 20% at 1V
  
• 3MM plate and 3 MM T-yoke
  
• Total Diameter: 5.79”
  
• Cutout Diameter in Inches for Mounting: 5.31”
  
• Total Height: 2.56”
  
• Mounting Depth in inches:1.85’’
  
• Shipping weight: 2.42 Lbs
  
• Shipping Dimensions:6” x 6” x 5.7” 

T/S Parameters:

• Magnet weight in OZ:6 OZ
  
• Magnet details:F70*F32*10
  
• Fs:142 Hz
  
• Re:3.2 ohms
  
• Qes:2.08
  
• Qts:1.3
  
• Qms:3.467
  
• Vas:1.712L
  
• Cms:195.49UM/N
  
• Bl:2.967
  
• MMS:6.4g
  
• XMAX:1.5 mm
  
• SD:78.54 cm²

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