Buy with Confidence: With Monoprice's Lifetime Warranty on all Cables, you can rest assured we stand behind our products and our customers. Optical S/PDIF (aka Toslink) cables are an excellent way to distribute high-definition multi-channel audio. This cable features a full-sized Toslink connector on each end. Heavy duty premium, square metal connector heads Mesh metal jacket protects cable from nicks, cuts, and kinks 8.0mm outside diameter.