Super Wide Dynamic Range R25EDT extra long life. Features of plus high trackability down to 1-1/2 grams for lower wear. Magnificent 20 dB channel separation for superb stereo. Tracks at 1-1/2 to 3 grams. This cartridge with .0004" x .0007" diamond stylus 20-20,000 Hz response, Channel Separation: 20 dB 1 kHz "Expensive" on a middle class budget that was never connected to headshell. Light tracking stereo cartridge will bring you crisp clear response comparable to more expensive cartridges. Ideal for the best high-end turntables.