Polk Audio DB571 Oval 5X7 180 Watt Waterproof Marine Speakers

Description

No grills included with these speakers

• Priced and sold per pair
• Efficiency: 93 dB
• Impedance: 4 ohms
• Frequency Response: 52Hz-22kHz
• Power Handling – RMS (Continuous) 60 watts each speaker
• Power Handling – Peak 180 watts each speaker
• Dynamic Balance polymer/mica composite mineral filled cone is stiff yet lightweight for big sound, little distortion.
• Marine Certified Polk db Series speakers are built tough to withstand the toughest environments so they are perfect for use in boats of all types.
• 19mm liquid-cooled silk/polymer composite dome tweeter with neodymium magnet for clear, detailed highs.
• Low-mass 2-layer 25mm Kapton voice coil former is lightweight for high sound output. Kaptons high melting temperature (725F/400C!) ensures high power handling and kick-butt reliability.
• Durable butyl rubber surround wont fall apart under the stress of extreme temperatures, sunlight or time, for years of the great Polk sound.
• Pole plate heat sink promotes better heat dissipation for superior power handling and reliability.
• Flat spider for faster, longer excursion linear motion.
• Flexible woven leads sewn directly into spider for greater reliability.
• Rock solid, acoustically inert stamped steel basket finished in rustproof gun metal gray.
• Stainless steel mounting hardware.
• Cutout Dimensions: 5″ x 7 1/8″
• 1 year manufacturer warranty