The "pro" company that prewired my house used 16 gauge for my surrounds which have about 30 ft and to make sure I wasn't loosing anything i ran som 12 gauge briefly and it amazingly sounded the same wink No joke, thought they ran 16 gauge wire.


Jason
M80 v2
VP160 v3
QS8 v2
PB13 Ultra
Denon 3808
Samsung 85" Q70