Polk Audio MM571 5"x7" 200W 2-Way Car/Marine Speakers 9 & 10" multimedia receivers The PTS400M7-F features a front

The PTS400M7-F features a front sensor system with slim line dual colour display with automatic radio mute

with dual voice coil variants wiring cleanly to the 1-ohm or 2-ohm load the amplifier handles most efficiently

and 3 mounting bezels to accomodate various installations

and general task lighting in vehicle and trailer interiors

Polk Audio MM571 5"x7" 200W 2-Way Car/Marine Speakers 9 & 10" multimedia receivers The PTS400M7-F features a frontBrilliant Sounding Speakers in Stylishly Designed Packages! The Polk MM571 5"x7" speakers feature honeycomb textured woven glass fiber composite woofer cones that respond very quickly for a clean, crisp, and powerful sound. Large voice coils over an inch in diameter give the speaker high power handling capability and extended reliability. 1" silk dome tweeters add a sweet high end that blends perfectly with the low notes so your music stays in