between 20 of these: usspeaker.com/beyma%20tpl1200s-1.htm and 16 of these: en.toutlehautparleur.com/compression-driver-bms-4596nd-8-ohm-2-inch-exit.html plus the other 4 frequency bands and 20 kilowatts worth of amps for the subs i think Tight Mole can forget about buying new cars once i make him pay for this shit i am finally understanding why people don't build Prosound style audio systems for home use ... and why they instead use $1 piezo tweeters and just pretend their system isn't garbage ... because building speakers that aren't garbage will make you homeless ...