When you use 7.1CH mode, if your TV/monitor does not support 7.1CH audio, there is no audio signal. - Supports up to 8K@60Hz/4K@120Hz video input and output (with 8-bit color depth). The 8K 60Hz HDMI 2.1 Audio Extractor extracts HDMI audio and outputs it in analog, digital, or HDMI audio format to external audio devices.
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