StarTech Thunderbolt 2 4K Dock Station solo TB2DOCK4KDHC - S/PDIF OUT NO WORK
Thunderbolt 3-4 Not supported. thunderbolt 2 Cable. 12V-5A Power adapter 。Port : 5.5MM x 2.1 MM. S/PDIF OUT NO WORK! Other ports are normal. If no optical fiber audio system. ignore S/PDIF OUT.