JBL PRV-175 Marine Bluetooth USB AUX Digital Receiver, 4x JBL 8" 500W LED Speakers, 10" LED Subwoofer, 5-CH Amplifier w/Kit, Antenna, USB/AUX Mount, Speaker Wire - Road Entertainment
JBL 8" 600W Car Subwoofer, 2x Infinity 500W 2 Channel Class AB Amplifier w/Kit | eBay
JBL JRX215 15" 2-way PA speaker — 500W continuous at Crutchfield
Unboxing JBL A500HI 500W 3 way car speakers - YouTube