Sansui SV-P313 P-Mount Magnetic Phono Cartridge Stylus construction bonded round shank, 0.7mil conical tip; carbon fiber cantilever Frequency response 20-20000hz; vertical tracking force 1.0 - 1.5 grams Output 5.0mV at 1kHz, 5cm/sec; channel Balance 1.5dB Recommended load impedence; 47kohms