The Denon DL-304 is a moving coil phono cartridge designed for high fidelity audio playback. It is known for its low output voltage of 0.18 mV, which requires a dedicated phono stage or step-up transformer for proper amplification. The DL-304 uses a Micro Ridge diamond stylus for accurate tracking and improved musical detail. It has a frequency response ranging from 20 Hz to 45 kHz, ensuring excellent performance across the audible spectrum. The cartridge body is made of aluminum for enhanced rigidity and reduced resonance. Overall, the Denon DL-304 is a popular choice among audiophiles for its precise sound reproduction and high-quality construction.