LG S70TR Owner's Manual page 17

Sound Effects
Output
Input
Rear speakers not
Rear speakers connected
connected
SPORTS
Realistic sound like in a stadium
2.0 channels
5.1 channels
7.1 channels or more
7.1.4 channels
GAME
Optimized sound for game
2.0 channels
5.1 channels
7.1 channels or more
7.1.4 channels
BASS BLAST (BASS BLAST+)
Sound with reinforced bass
2.0 channels
5.1 channels
7.1 channels or more
7.1.4 channels
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