1st Device

• Pair of 6×9-inch 3-way component speakers
• Equipped with a polymer/mica composite cone with rubber surround
• Maximum input power: 300 watts
• Equipped with one 1-inch liquid-cooled silk-polymer composite dome tweeter and a neodymium magnet
• Durable butyl rubber surround stands up to the stress of extreme temperatures, sunlight and time

Product Description
db691 6 x 9 3-way SpeakerAmazon.com Product Description
Polk Audio db691 6″ x 9″ Coaxial Speakers bring you superior looks and sound at a price that makes high performance affordable to everyone. The polymer/mica composite mineral filled cone is stiff yet lightweight and brings you big sound with little distortion. A 25mm liquid-cooled silk-polymer composite dome tweeter with neodymium magnet creates clear, detailed highs. The Pole Plate Heat Sink promotes better heat dissipation for superior power handling and reliability. Polk db Series speakers are built tough to withstand the harshest environments, so they are perfect for use in boats of all types. The db Series delivers classic Polk Audio performance and durability like never before…. More >>
Polk Audio DB691 6-by-9-Inch 3-Way Speakers

• Pair of marine certified speakers perfect for use in boats of all types
• Equipped with a 0.75-inch liquid-cooled silk-polymer composite dome tweeter and a neodymium magnet
• Maximum input power: 135 watts
• Equipped with a dynamic balance polymer/mica composite mineral-filled cone for a big sound
• Durable butyl rubber surround stands up to the stress of extreme temperatures, sunlight and time

Product Description
db401 4 Inch Coaxial SpeakerAmazon.com Product Description
Polk Audio db401 4″ Coaxial Speakers bring you superior looks and sound at a price that makes high performance affordable to everyone. The polymer/mica composite mineral filled cone is stiff yet lightweight and brings you big sound with little distortion. A 19mm liquid-cooled silk-polymer composite dome tweeter with neodymium magnet creates clear, detailed highs. The multi-hole mounting pattern and shallow depth make for easy drop-in installations in practically any car on the road. Polk db Series speakers are built tough to withstand the harshest environments, so they are perfect for use in boats of all types. The db Series delivers classic Polk Audio performance and durability like never before…. More >>
Polk Audio DB401 4-Inch Coaxial Speakers

• A single center channel loudspeaker with heavy-duty, non-resonant composite enclosures
• Equipped with two 2.5-inch midrange drivers and one 0.75-inch tweeter
• Frequency response: 95Hz-24kHz
• Magnetically shielded for safe placement next to today’s state-of-the-art TVs and monitors
• Accessories include flexible wall brackets and cradle

Product Description
This is big sound front and center. The Polk Audio RM8 center channel loudspeaker presents a sleek, minimalist design while delivering impressively big sound. Heavy-duty, non-resonant composite enclosures feature an elegant, high-gloss finish that creates the ideal décor accent. Polk speaker technology ensures superior system performance, delivering rich, full-bodied, big speaker sound. An included cradle supports the RM7 center channel for easy placement on a shelf…. More >>
Polk Audio RM8 Center Channel Speaker