GoldX Plus Series 3 Meter Optical Digital Audio (Toslink) Cable with Mini Adapters and 24k Contacts 24K Gold Plated Studio Grade Connectors Designed for Multi-channel Digital Audio Signals Over Optical Wire Fiber Optic Technology Eliminates Electrical Interference Flexible Fiber Optic Cables Maintain Your Dolby Digital or Signal Performance with no Interference High Polished Connectors