1. The stylus is a consumable product with a normal service life of approximately 300 - 400 hours. Besides damage caused by improper operation, excessive stylus pressure, poor - quality records, and severe shaking of the turntable may all shorten the service life of the stylus tip. 2. As the radius of curvature of the sharpened stylus tip increases, its ability to track high - frequency signals in the sound groove may decline. When the sound details are reduced, the treble gradually deteriorates, and the sound becomes duller, it may be necessary to consider replacing the stylus. 3. The stylus shaft is made of materials that enhance the hardness and ensure the sound quality. 4. Output voltage: 4.2 millivolts 5. Frequency response: 20 Hz - 20 kHz 6. Channel balance: 1.5 decibels 7. Stylus type: Highly polished 0.0006 - inch conical diamond stylus 8. Stylus structure: Bonded circular 9. Color: White 10. Material: Plastic 11. Package contents: - 1 turntable stylus - The package only includes the above - mentioned contents and no other products. 12. Precautions: Light reflection and different monitors may cause slight differences between the color of the items in the picture and the actual product. The allowable measurement error is plus or minus 1 - 3 cm.