BEST SUB FOR HT:MUSIC 50-50


Hi

Just trying to decide what is the best sub for a 50-50 Home theater and music balance!

Room is 13ft x 13ft x 8ft ceiling H.
Driven by NAD 140wpc 7 channel amp
NAD M15HD processor
CM9 fronts

I only want to use 1 sub right now
johnmadden