DTS / AC3 5.1 Channel Audio Decoder DTS/Ac-3 Optical to 5.1-Channel Analog Converter Digital Audio Decoder with Aux Jack: Amazon.com: Industrial & Scientific
ab Decoder Suite — Audio Brewers
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GEFEN GTV-AUDDEC AUDIO DECODER HDMI, 3D in, 2x HDMI, analogue 5.1, S/PDIF, Toslink out