Feature: 1. Conical diamond ceramic needle design, guarantees a long playing life and perfect interpretation of music. Specification: Condition: 100% Brand New Item Type: Phonograph Stylus Material: ABS+Aluminum Output Voltage: (1K Hz = 3.54cm/Sec) 200-300MV Channel Unbalance: (1k Hz)≤3db Channel Separation: (1k Hz) ≥15db Frequency Response: 80-10000 Hz (±7dB) Weight: Approx. 5g / 0.2oz Application: For Crosley For ION For Victrola For 1byone For Jenson For innovation-technology For Boytone For TechPlay For Capehart For Boytone BT-17DJB, BT-17DJM, BT-17DJS, BT-19DJB-C, BT-19DJM-C, BT-19DJS-C, BT-16DJB-C, BT-17TB, BT-17TBC, BT-21DJM-CDSP, BT-14TBB-SP, BT-15TBSM For Radio Shack 3500, M3100, M3150, M4000, MCD4001, RCT1200, RCT2500, RCT7000 For Soundesign 5868, 5869, 5871, 6821, 6822, 6833, 6842, 6846, 6848, 6854 For THOMAS PACCONI TCP-MSE825 For Teac DC2800, GF30, GF180, GF300, GF600 For York Yorx M2408, M2409, M2676, M2202, M2203, M2408, M2409, Q802A For CROWN CD2000, MZ1100, MZ2150 For Fisher ST141, ST05D, ST707J For GRACE DIGITAL GDI-NDL2, GDI-TW3USB, GDI-C2CDRW, GDI-VW00, GDI-VW03, ITC-TWCDRW, for Victoria Tunewriter III Remove old stylus: 1. Grab the middle of the stylus cartridge with your hands 2. Align the nozzle of a slotted screwdriver with the position pointed to by point A in the following diagram, and pull down the old stylus slightly harder 3. Then grab the stylus with your hand and remove it. Install new stylus: 1. Grasp the front of the new stylus and the middle of the cartridge with your hands. 2. Align the tail of the new stylus to the position of the cartridge grooves indicated by point B in the diagram below, and slightly force the tail of the new stylus into the cartridge grooves, and gently push in 3. Then press the new stylus into the front of the cartridge by hand and lock it firmly.. Package List: 4 x Phonograph Stylus Note: The life of the stylus is generally 200‑300 hours, so in order to maintain the sound quality, the stylus needs to be disassembled and replaced frequently. Friends who listen to it often need to prepare more stylus.