Components are "regular" speakers except the woofer and tweeter are actually separate speakers, not built into the same frame. You get more control over the sound quality because the crossover is also a separate item. They usually take more power than equivalent coaxials too.
1999 Buick Park Ave Ultra
Head Unit: JVC KWHDR720
EQ: Audiocontrol EQL
Front Stage: Hybrid Audio Technologies Imagine 5.25 mids, Morel Maximo tweets
Sub Stage: Boston G3 10", 0.5 cu ft sealed
Amp: PPI Phantom 900.4
Rear Fill: Boston SE953 6X9's