Sennheiser HD 660 S2 Wired Headphones - OPEN BOX

Sennheiser HD 660 S2 Wired Headphones - OPEN BOX All included accessories shown. No original packaging. Dive deeper into legendary sound. Enjoy your music on a completely new level. An intimate, relaxed sound signature combines with outstanding precision and exceptional comfort — and now, extended sub bass — for a deeply moving experience. Features Uniquely powerful vented magnet system for minimized distortion Intimate sound with great timbre and deep, accurate sub bass Outstanding quality designed in Germany, made in Ireland Ultra-light aluminum voice coil with 300-ohm impedance for excellent impulse response Plush ear cushions and open design for maximum comfort