Sennheiser HD 660S2 Headphones

Sennheiser HD 660S2 Headphones Dynamic, open headphones with a 38 mm driver. Made in Ireland. The Sennheiser HD 660S2 has an intimate, relaxed sound signature combined with outstanding precision and exceptional comfort — and now, extended sub-bass. 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 Included in the Box 6.3 mm cable (1.8 m) 4.4 mm cable (1.8 m) 6.3 mm to 3.5 mm adapter Carry pouch Specifications Transducer Size: 38 mm Frequency Response (-10 dB): 8 – 41,000 Hz Impedance: 300 Ω   Weight: 260 g