High Quality Headshell, AT-3600L cartridge and stylus, needle for Numark TT100. TT200, TT500, TT1510, TT1529, TT1550, TT1520, TT1600, TT1610, TT1625, TT1650, TT1700, TT1910D Technical Information: Frequency Response: 20 - 20,000Hz Channel Separation: 18 dB at 1kHz Channel Balance: 1.5dB Recommended Tracking Force: 2.5 - 3.5g Vertical Tracking Angle: 24° Recommended Load Impedance: 47kΩ Output Voltage: 4.2 mV (1kHz / 5cm/sec) Stylus Shape: Conical Features: 1. Premium performance, provides excellent clarity and detailed performance 2. High quality, each cartridge is carefully assembled and tested 3. Protective needle cover for when not in use Specification: Fixing hole spacing: 13mm (measure the centre distance of two holes) Cartridge terminal: R+, R-, L+, L- 4 Terminals colour: R+=red, R-=green, L+=white, L-=blue Recommended acupressure range: 1.5g-2g