Sumiko Black Pearl High Output Moving Magnet Phono Cartridge Alloy cantilever with a bonded spherical stylus. 	Cartridge Type: MM 	Stylus Size: 0.5 Frequency Response: 18Hz - 27KHz 	Channel Separation: 28db Oyster Black Pearl is your ticket of entry for the "highend"  a world of high technology, where companies go to great lengths to recreate music in your home. The Oyster Series features phenomenal construction and audio quality with a focus on real world performance. When you purchase a moving magnet Sumiko Oyster Black Pearl, you can be assured of performance and quality without equal.