Koss KSC 75 Stereophone The KSC 75 Titanium Stereophone delivers unbelievable sound reproduction while clipping comfortably over the ear. Soft, foam ear cushions, guarantee an open, hear-through sound-perfect when you want to stay connected to your surroundings. Pivoting earplates provide a better fit than most clips. The KSC 75 features dynamic elements for an exceptionally wide frequency response from 15-25,000 Hz. A 2 mil. titanium coating on its diaphragms increases the rigidity of the element, minimizing mechanical distortion and ensuring exceedingly accurate sound reproduction. Computer-optimized neodymium iron boron rare earth magnet structures allow the KSC75 to deliver greater volume, even with low-voltage portable devices. Oxygen-free copper voice coils improve signal transmission and conduction for cleaner, clearer sound. Perfect for travel, the KSC 75 includes a straight dual-entry four-foot cord, and a L-shaped gold-flashed 3.5mm (1/8") plug. A popular model in the Koss Stereophone line-up, the KSC 75 delivers outstanding sound at home or on-the-move.