The Denon DL-103 D is a moving coil (MC) phono cartridge made by Denon. It is known for its exceptional sound quality and has been highly regarded by audiophiles and enthusiasts. The DL-103 D features a low output voltage and requires a phono preamp or step-up transformer with sufficient gain. It has a diamond stylus for accurate tracking and a rugged construction for durability. The DL-103 D is designed to be used with a high-quality turntable setup and is often considered a benchmark in the world of audiophile cartridges.