Amazon.com: 3x1 HDMI Switch with Audio Extractor, Proster 3 Port 4K HDMI Switcher HDMI Audio Converter Include PIP IR Remote and 3.5mm Male to 2 RCA Female Stereo Audio Cable : Electronics
DVDO HDMI 2.0 Audio Extractor DVDO-AUDIOE-1 B&H Photo Video
FC-46H2 - 4K HDR HDMI Audio De–embedder
Comprehensive 4K HDMI Audio Extractor CPA-HDA3 B&H Photo Video