Polk Audio Signature Elite ES10 Subwoofer (Black) Sennheiser HD 600 Audiophile Hi-Res Open Back Over-Ear Headphone Port Tuning

Port Tuning

25" Kevlar Woofers

Front-panel volume and balance controls

Upgrading your factory speakers is one of the easiest ways to get better sound in your car

Polk Audio Signature Elite ES10 Subwoofer (Black) Sennheiser HD 600 Audiophile Hi-Res Open Back Over-Ear Headphone Port TuningPolk Audio Signature Elite ES10 Subwoofer (Black) Experience powerful bass with the Polk Audio Signature Elite ES10 Subwoofer. Designed with a 10 long throw woofer and a robust 200 watt Class D amplifier, this subwoofer enhances your home theater and music systems by delivering defined lows and rich dynamics. The powered subwoofer features Time Smart Phase Control and a rear panel digital control for easy integration with your existing setup,