The AudioQuest "HD" is designed to minimize jitter and enhance sound quality. Available in lengths from 0.75m to 5m with a 10% reduction in jitter. This product ensures a clear signal with minimal interference. It features a 100% shielded design for protection against radio frequency interference (RFI). The Hard-Cell Foam (HCF) construction provides durability and effective signal transmission. The product includes PE Bridges and Falls for optimal performance. It is compatible with various RCA connections and is designed to meet high standards of audio fidelity. The Niagara AudioQuest RF DBS technology (patents 7,126,055 and 7,872,195 B1) improves the overall listening experience.