TS-A709 2.75" A-Series 2-Way Coaxial Car Speakers 450W Max (Pair) 2004-volvo-v70-station-wagon-with-navigation-system-esi4835555 users can control the output

users can control the output volume using the included wired remote bass control knob

The woofer cone is made of Aramid Fiber reinforced polypropylene for rigidity

This subwoofer features an injection-molded polypropylene (IMPP™) cone infused with Aramid fibers for exceptional precision and strength

Power2Go® 8 gives you the ability to burn your valuable files to Blu-ray (including triple and quad layer BDXL discs)

TS-A709 2.75" A-Series 2-Way Coaxial Car Speakers 450W Max (Pair) 2004-volvo-v70-station-wagon-with-navigation-system-esi4835555 users can control the outputThe TS A709 is a 2 way coaxial 2 3 4" speaker. Its Injected Molded Polypropylene woofer cone stands up to the harsh in car environment while providing natural sounding tonal qualities with an OPEN & SMOOTH transition to the polyetherimide Tweeter. The TS A709 is an A Series speaker. All A series speakers share the OPEN & SMOOTH design concept and are voiced to sound great together.