Standard headphones with high-energy drivers with samarium-cobalt magnets that ensure clear sound and powerful bass, and lightweight aluminium voice coils with copper lead wires and high-polymer film diaphragms which enhance high and mid tones and prevent distortion. Headphones feature a closed-back construction with soft ear cushions and well-shaped headband that ensure comfort and reduce long use fatigue. Silver-plated phase plug reduces air flow noise and improves high-frequency performance. Impedance: 32 Ohm. Rated power input: 40 mW. Sensitivity: 105 dB +/-3 dB @ 1 kHz and 1 mW. Black colour.