DTS / AC‑3 decoder can be applied to the source output of a variety of and video players, bringing DTS sound effects. When the decoder is connected to the TV, the output needs to be set to digital signal output (PCM), and the playback device source must be a 5.1 channel source (lossless format, DTS, AC 3, PCM, etc.), and the decoder output needs to be connected to an amplifier or active speakers that support 5.1, or else you can't get the 5.1 sound effect.
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