Ortofon 2M Red, Moving Magnet Cartridge System, Output voltage: 5.5mV, Frequency range: 20-22,000 Hz, Tracking ability at 315Hz: 70µm, Recommended tracking force: 1.8 g (18 mN), Recommended load resistance: 47 kOhm, Recommended load capacitance: 150-300 pF, Weight: 7.2g, Colour: Red, Elliptical stylus shape