7.1 Extra Quality | Surround Sound Test

Placed behind you, roughly two to three feet apart. 1 Subwoofer: The ".1" channel for low-frequency effects. 2. How to Run a Surround Sound Test 7.1

Plays specific vocal cues (e.g., "Front Left") or tones to ensure each speaker is wired to the correct output on the receiver. Subwoofer/LFE Check: surround sound test 7.1

: Place these directly to your left and right, slightly above ear level. Placed behind you, roughly two to three feet apart