| Equipment | Setup | |-----------|-------| | 5.1 speaker system (AV receiver + speakers) | HDMI or optical from source → receiver decodes DD5.1 | | Soundbar with surround support | Check it accepts Dolby Digital; use HDMI ARC or optical | | TV speakers | Will downmix to stereo – you won't hear true 5.1 | | PC with VLC | Enable HDMI/SPDIF passthrough or use audio device set to 5.1 | | Headphones | No surround benefit unless using virtual surround processing |