Open hi-fi/professional stereo headphones designed for audiophiles. They have open metal mesh grilles that deliver extremely transparent sound, computer-optimized magnet system, which eliminates interference, extremely lightweight design, neodymium magnets with an excellent dynamic response and detachable OFC copper cable with a length of 3 m. They have 300 ohm impedance and frequency response from 12 to 39,000 Hz. Connection with a 3.5 mm jack connector or a 6.3 mm jack reduction. Color: Black.