Assembled by hand High Quality Cartridge/Stylus and Black Headshell. Specifications: Frequency Response: 20-20,000 Hz Channel Separation: >24 dB at 1 kHz Tracking Force Range: 1.5-2.5 grams (2.0 grams (20 mN) recommended tracking force) Output: 4.2 mV Channel Balance: within 1.5 dB