Velocity LT(?) Digital Optical Cables from Impact Acoustics are manufactured from high-quality optical fiber with a polished lens and gold-plated collar. The stylish PVC jacket adds flexibility and durability for years of listening pleasure. A 1mm low-loss core conductor maintains an accurate digital signal. Optical cables transfer the signal using light; thus completely eliminating any chance for RFI, EMI or ground loop interference. Connect your DVD, CD, Mini Disc, DAT, Game Console or other digital audio equipment for clear, full and richly detailed sound.