the ULTRASONE DJ1 PRO includes Ultrasone’s patented S-Logic technology in a new, sleek design, with standard EMF radiation protection up to 98%, detachable cables (coiled), a replacement pair of speed-switch ear pads, and easily replaceable drivers. As an added feature, one of the detachable cables comes with volume control and a stereo/mono switch for use in the live performance environment, a feature that is essential for the working DJ. In addition, with reduced sound press levels, the DJ1 PRO headphones are the safest in the world for DJs.