If I take my grills off, our younger son Nathan heads right over and trys to poke in the woofer caps. Make sure you have a vacuum cleaner/attachment to suck them right back out.

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