How do I repurpose useless Bose speakers to work with my actual AV

A home theater experience to thrill you. And a simplified setup that requires no wires running to the back of your room Includes uMusic system for 200

Bose(R)(R) 321-GSX DVD Home Entertainment System Graphite

want to replace an old Bose Lifestyle system I inherited and need some wisdom..!

What to do with this built in system? : r/hometheater

Bose QuietComfort Ultra Headphones review: predictable excellence - The Verge

DIY BOSE Subwoofer Repurpose / Rebuild

Can I use Bose Acoustimass cube speakers with other brand receiver and subwoofer? - Quora

Old Bose speakers with new receiver?? : r/BudgetAudiophile

APC by Schneider Electric BR1500G 120V Backup System - BR1500G - UPS Battery Backups

Bose(R)(R) 321-GSX DVD Home Entertainment System Graphite : Electronics

Customer Reviews: Kanto YU6 (Gloss Black) Powered stereo speakers with Bluetooth® and phono preamp at Crutchfield

Technology doesn't have to be disposable