SPDIF vs. Optical – What Is SPDIF and What Is Optical? | Finddiffer.com
TOSLink Fiber Optic Digital Audio Cable (S/PDIF) – 25Feet
Amazon.com: Monoprice Premium S/PDIF (Toslink) Digital Optical Audio Cable - Silver - 100ft | Heavy Duty Mesh Jacket, Metal Connector Heads, for Play Station, Xbox one, Home Theater & More Gray :
S/PDIF (Toslink) Digital Optical Audio Cable - Mayflower Electronics