The SENNHEISER HD 660S2 wired audiophile stereo headphones deliver an unparalleled listening experience with deep sub-bass and precise sound quality. 
 Designed for true audio enthusiasts, these headphones feature an optimized surround and vented magnet system to enhance the overall soundstage. 
 The transducer airflow design allows for more natural sound reproduction, while the voice coil ensures better performance, especially at lower frequencies. 
 Perfect for music lovers who crave a rich, immersive sound, the SENNHEISER HD 660S2 is built for critical listening.