The Ortofon Concorde 4 is a professional DJ cartridge designed for performance and durability. It features a spherical diamond stylus, delivering excellent tracking ability and sound quality, particularly suited for scratching and back-cueing techniques. The Concorde 4 is particularly resistant to skipping, making it a popular choice among DJs who require consistent audio playback under various conditions. It has a frequency response range from 20 Hz to 20 kHz, ensuring clear reproduction of both low and high frequencies. The output voltage level is around 5 mV, enabling compatibility with various DJ setups. Its user-friendly design allows for a quick and easy mount onto turntables, thanks to its integrated headshell. The cartridge also has a tracking force range of 1.5 to 3 g, allowing users to adjust it according to their preferences and technical requirements.