PL 600, PL 620, PL 640, PL 7Free mounting bolts are included Excellent sound qualityType: Moving magnetic cartridge with diamond stylus needle Easy to install;Excellent sound quality and strong tracking ability;Output voltage (at 1k Hz, 5 cm/sec): 5.5 mV +- 3dB;Channel balance (at 1kHz): below 1 dB;Channel separation (at 1kHz): more than 15 dB;Frequency response: 20 ~ 20k Hz;Tracking force: 3.0g (2.5 ~ 3.5g);Stylus Tip: stereo spherical diamond tip