1. Suitable for Macbook, home theater, Blu-ray, AV receiver, DVD, CD player, etc.
2. OD6.0mm imported plastic optical fiber (POF) core
3. Wire outer diameter: 4.0mm 6.0mm
4. 24K gold plated lead head
5. User-friendly dust cover design
6. Support 5.1 7.1 surround sound