Amazon | Monoprice Mini DisplayPort/Thunderbolt to HDMI Adapter with Audio Support | Monoprice | DVI-HDMIアダプタ 通販
HDMI Sound Output on Mac OSX - Propatel
12 in 1 Mac Mini Dock with Hard Drive Enclosure (HDMI+VGA) , Type-C Stand & Hub for Mac Mini M1 with SATA SSD/HDD, HDMI,VGA,USB, TF/SD, Audio Jack, M :B07L2MQ4M1:ショップロゼオ インポート - 通販 -
FIX: Sound not working when connecting MacBook to TV's HDMI • MacTips