25ft Premium Toslink Digital Optical Audio Cable (S/PDIF) HEAVY 6.0mm JACKET Helps Prevent Cable Damage and Provides Additional Strain Relief PRECISION POLISHED FIBER TIPS for Maximum Signal Transfer (includes tip protectors) NYLON Braided Sleeve Jacket Suitable for in-wall installation GOLD-PLATED FERRULE Prevents Corrosion and Provides for Maximum Protection of the Fiber Tip