Sennheiser HD 660S2 Open-Back Wired Over-Ear Headphones yamaha av receivers call-ins via your smartphone or

call-ins via your smartphone or computer

12" shallow-mount subwoofer with dual 4-ohm voice coils

Video Output: A single RCA composite video-output jack allows you to an add external monitor such as rear headrest monitor (sold separately)

Crank up the fun with Party-Boost

Sennheiser HD 660S2 Open-Back Wired Over-Ear Headphones yamaha av receivers call-ins via your smartphone orPrice Match Guarantee Sennheiser HD 660S2 Open Back Wired Over Ear Headphones From thundering timpani, to the melodic sound of a guitar, the impressive singing voice of your favorite artist, or the beat of electronic dance music, nothing creates drama like powerful bass. Ideal for music lovers, the non fatiguing, high end HD 660S2 now delivers even more impact and emotion. Our engineers optimized the HD 660S's surround, transducer airflow, and coil to