Hey PN,

I usually look at the specs for the speaker +- 3dB and the graph if you can find one. Yes, the 80's go low, but a 12" subwoofer can move more air in the lowwww regions.

M80s VP180 4xM22ow 4xM3ic EP600 2xEP350
AnthemAVM60 Outlaw7700 EmoA500 Epson5040UB FluanceRT85