Whether you are a DJ, a studio musician or a serious music enthusiast, our CNR-HP2 will meet your needs and requirements. These high-quality headphones have a frequency range from 20 to 20,000 Hz, tightly closed headphones with 57 mm speakers, a cable length of approximately four meters, and a power capability of 150 Mw. It also comes standard with a gold plated 3.5 mm plug and a 6.3 mm stereo adapter for your convenience.