Amazon.com: FosPower (10 Feet 24K Gold Plated Toslink to Mini Toslink Digital Optical S/PDIF Audio Cable with Metal Connectors & Strain-Relief PVC Jacket : Electronics
How to Use SPDIF Port || How to connect Audio from Optical SPDIF port of Setup box - YouTube
Mi TV P1 Series - How to enable SPDIF audio - YouTube