Amazon.com: BoxWave Cable Compatible with Insta360 X3 - SmartDisplay Cable - USB Type-C to HDMI (6 ft), USB C/HDMI Cable for Insta360 X3 - Jet Black : Electronics
HDMIセレクター 3ポート 黒 AV-S03S-K | ミスターマックスオンラインストア
Manhattan 207874 - Manhattan HDMI Switch 3-Port, 4K@60Hz, Connects x3 HDMI sources to x1 display, Manual Switching [via button], Integrated Cable [58cm], No external power required, Black, Three Year Warranty, Blister
hdmi to hdmi cable X3 & 1 optical Cable. | eBay