LZYCO Gold Plated Toslink Digital Optical Audio Cable with Premium heavy-metal castings Connectors (Black 20FT) Connects audio component, like a sound bar to receiver/preamp, audio processor, DAC, or television. Durable PVC outer layer; corrosion-resistant gold-plated connectors and buffer tubing for optimal signal transfer Includes removable rubber tips to protect cable when not plugged in 25cm Velcro Cable Ties for Cable Management All LZYCO products backed by Lifetime warranty, lifetime technical support.