1. High density woven outer network 2. Soft, flexible and durable wire 3. 24K gold plated head, braided mesh protection 4. Durable and pluggable interface, fast transmission, stable and accurate 5. Avoid signal interference, reduce the audio signal interference around the equipment, sound quality is delicate, warm, low distortion 6. Compatible with most 3.5mm Mini-Toslink port devices 7. Highly polished convex lens fiber optic head, can highly focus the beam, reduce the transmission time difference and distortion, make the transmission signal high fidelity audio and video more clear