With the HD 650, audiophiles will experience truly unique natural sound. With sound this good, long concerts in the comfort of your home are a certainty, so the HD 650 also sets standards in comfort and convenience. The HD 650 is a genuine masterpiece, which will satisfy even the most demanding listener. HD 650 – the Reference Class.
Improved frequency response is 10 39,500 Hertz ( 10 dB)
Hand selected matched driver elements; Highly optimized magnet systems for minimum harmonic and inter modulation distortion
High power neodymium magnets deliver maximum efficiency; 3.5 millimetre jack plug. Frequency response (Headphones):10 41000 Hz
Lightweight aluminum voice coils for very fast transient response
Cable length 118 inches
Specially designed acoustic silk ensures precision damping over the entire frequency range and helps to reduce THD to an incredible 0.05percent