Ortofon Stylus 2M Blue, Replacement needle for 2M Blue, Output voltage: 5.5mV, Frequency response: 20-22,000Hz, Tracking ability at 315Hz: 70µm, Recommended tracking force: 18mN (1.8g), Recommended load resistance: 47kOhm, Recommended load capacitance: 150-300pF, Elliptical stylus, Colour: Blue