THE ULTIMATE EXPRESSION OF SOUND BORN FROM PURE SCIENCE The largest cross-sectional area of pure copper ever incorporated into a QED loudspeaker cable, enables QED Supremus cable to deliver the ultra-low resistance required to...

Supremus Zr is our next-generation flagship loudspeaker cable. Developed without compromise, Supremus Zr is the result of more than five decades of technological evolution and refinement. Featuring leading-edge QED audio innova...