Boss Audio MR690 White 6" x 9" Oval Marine Speakers
Boss Marine Loudspeakers are designed to withstand the harsh conditions of
the marine environment. All frame and grill sections are made of a polymer
composite that is completely waterproof with a coating to protect against
damage from UV rays. We use rubber surrounds and polypropylene cones to
complete the waterproof package. The tinsel leads are coated to prevent
corrosion. In addition to the material engineering qualities and we are proud to say these speakers sound awesome.

MR690 (White) 6" x 9" 2-way Marine Speaker Features:

• Power Handling, Peak: 350 watts
  
• Magnet Structure: 50 Oz
  
• Impedance: 4 OHM
  
• Frequency Response: 60HZ-20KHZ
  
• Spl 1 watt/1 meter: 92dB
  
• Cone Material: Poly Injection
  
• Voice Coil: 1" Aluminum
  
• Tweeter: 1" Mylar Dome
  
• Grilles: Plastic