Amazon.com: Pyle Bluetooth PA Speaker & Microphone System - Portable Karaoke Speaker with Wired Mic, Built-in LED Party Lights, FM Radio, MP3/USB/Micro SD Readers, Speaker Stand (8'' Subwoofer, 400 Watt MAX) :
Dual 6-1/2″ + Dual 3-1/2″ for Universal Basic Flat Speaker Pod - Custom Speaker Pods
Gladen ONE-201-BMW 3-Way Drop-In System Semi-Active System (3 Ohm) Compatible with Select BMW - Creative Audio