Human beings locate sound based on how sound waves interact with our head and ears. For example, a sound coming from behind you hits your outer ear (the pinna) differently than a sound coming from in front of you. Your brain instantly recognizes these subtle frequency changes and tells you, "That sound is behind you."
To the average consumer, this looks like technical alphabet soup. Is it a file format? A type of cable? A brand of speaker? srs ts hd meaning
If you watch a movie with 5.1 audio on a standard stereo TV without processing, the TV simply "downmixes" the audio. It squashes all those separate channels into the left and right speakers. You lose the separation. The dialogue sounds muddy because it is blending with the background music, and you certainly don't hear things "behind" you. SRS TruSurround HD utilizes complex algorithms based on HRTF (Head-Related Transfer Functions). Human beings locate sound based on how sound