First DIY boombox build! Four 5.25” speakers and two tweeters with a Sony car stereo powered by a 12V, 18Ah battery. It sounds great and gets pretty loud for a portable boombox. :
DEWALT 12-Volt or 20-Volt Max Water Resistant Jobsite Radio in the Power Tool Batteries & Chargers department at Lowes.com
200W Boombox (How to Build) | Boombox, Diy bluetooth speaker, 200w
How To Build A DIY Battery Powered Bluetooth Speaker — Crafted Workshop