1. The use of high-quality optical fiber, strong transmission signal, the core is not affected by electromagnetic interference and radio frequency2. High-density wire, not easy to bend, soft and moderate, long service life3. Fangkou to Fangkou, strong versatility, most of the equipment with light interface meet the duration4. Optical heads are used at both ends to effectively reduce signal distortion5. High-quality interface, plug-resistant, fast transmission rate, stable and accurate6. Material: PVC, plastic7. Scope of application: connection of digital audio interface equipment, such as DVI, power amplifier, stereo, high-definition player, TV, Blu-ray machine, etc.