Acoustic Research PR181N Pro LI Series Digital Optical Audio Cable: * Connects stereo audio and A/V components with digital optical outputs to a home theater receiver with digital optical inputs * High-quality digital audio grade optical fiber * Inner cladding with low reflective index * Toslink connectors * Precision bonded and ground Convex lens surfaces * 24K gold-plated lens collar * Heavy-duty strain relief and high-quality low tack 7mm jacket * Cable Length: 6"