4K Switcher W/ Audio Extractor. HDA-912 Audio Extractor - designed to extract audio from any HDMI compliant source and converts it to Optical S/PDIF or high-quality stereo 3.5 mm audio output | Input: 1x HDMI, Output: 1x HDMI, 1x L/R Audio Out, 1x Optical Out (S/PDIF).
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