Technical Data: Output voltage at 1 kHz 5 cm/sec:0.5 mV Channel balance: 1.5 dB Channel separation at 1 kHz:> 21 dB Channel separation at 15 kHz:> 14 dB Frequency range at -3 dB:20 - 25.000Hz Frequency response: 20-20.000 Hz+/-2.5 dB Tracking ability at 315 Hz at recommended tracking force:65 μm Compliance (dynamic, lateral):15 μm/mN Stylus type:Elliptical Stylus tip radius:r/R 8/18 μm Tracking force range:2.1-2.5 g (21-25 mN) Tracking force recommended:2.3 g (23 mN) Tracking angle:20º Internal impedance, DC resistance:7 Ohm Recommended load impedance: 20 Ohm Cartridge body material:ABS/Aluminium Coil wire material:Copper Cartridge colour:Red Cartridge weight:9 g