The Denon DL-103 SA is a moving coil (MC) phono cartridge. It is designed for high-end audio applications, specifically for vinyl record playback. The cartridge features a low-output design and uses a boron cantilever for improved tracking. It has a frequency response of 20 Hz to 45 kHz and a channel separation of 25 dB or higher. The DL-103 SA also incorporates a body made from solid aluminum for enhanced rigidity and minimized resonance. It is known for its warm and detailed sound reproduction, making it popular among audiophiles.