(4) Rockville MS40B Black 4" 200 Watt Marine Boat Speakers Compact and Powerful

$119.98 $54.95 Save 54%
Shipping calculated at checkout.
Product Description

 Video of MS40:

 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 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 inches:1.57’’
  • Shipping weight: 1.76 Lbs
  • Shipping Dimensions:6” x 6” x 5.7”
T/S Parameters:

  • Magnet details: F60*F24*8 Y30
  • Fs:154.7 Hz
  • Re:3.2 ohms
  • Qes:2.57
  • Qts:1.611
  • Qms:4.315
  • Vas:0.847L
  • Cms:210.222UM/N
  • Bl:2.468T
  • MMS:5.029g
  • XMAX:1.5 mm
  • SD:54 cm2
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