PLEASE NOTE: Our warehouse has been impacted by significant and unprecedented delays. All orders placed on or after 17/11 will leave our warehouse in approximately 1-2 weeks.
We apologise for any inconvenience this disruption may cause.
We are away till the 18th Jan. We will tend to your emails and dispatch your orders as soon as we return. Thank you and happy holidays.

PLEASE NOTE: Our warehouse has been impacted by significant and unprecedented delays. All orders placed on or after 17/11 will leave our warehouse in approximately 1-2 weeks.
We apologise for any inconvenience this disruption may cause.

We are away till the 18th Jan. We will tend to your emails and dispatch your orders as soon as we return. Thank you and happy holidays.
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Boss Audio MR4.3B 4" Marine/Outdoor Speakers

UPC: 791489120289 SKU: MR4.3B
Boss Audio MR4.3B 4" Marine/Outdoor Speakers
$99.99
$99.99$92.85
Free Registered Shipping*

This item ships free, except to NT & WA. Perth is also free. Use the calcutor below to get Registered & Express shipping cost to your location.

  • Standard to Metro (4-10 business days)
  • Express to Metro (1-4 business days)
  • Standard to Non-metro (10-20 business days)
  • Express to Non-metro (2-6 business days)
  • Pickup (Same or next business day)
  • *Longer ETA applies to NT, WA, NZ & US locations.
  • The above time frames are estimates only. The actual delivery time is dependent on the shipping location, shipper's processing capacity and other unforeseeable factors i.e. natural disasters, accidents etc. We cannot be held responsible for any courier-related delivery delays.
  • 12 Month Australian Warranty
  • Manufactured by: Boss Audio
  • Availability:Out of Stock
  • Model: Boss MR4.3B
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200-watt 3 way Marine/Outdoor 4" Enclosed System Speaker Boss Audio MR4.3B


  • 4" Midrange Woofer
  • 1" Tweeter Cone
  • Swivel brackets
  • Power Handling (Max): 200 Watts [per pair]
  • Power Handling (RMS): 100 Watts [per pair]
  • Frequency Response: 80Hz-18Hz
  • SPL (1W/1m): 85 dB
  • System Impedance: 4 Ohms
  • Color: Black

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