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. :
Biggest Baddest Portable (?) Bluetooth Homemade DIY Boombox - Using 18V DeWALT / AEG Tool Batteries! - YouTube
DC 12V Battery Powered DIY Boombox #tpa3116d2 #bluetoothspeaker - YouTube
Awesome!! DIY Mini Bluetooth Speaker BoomBox Build Dayton - Hackster.io
5 Best DIY Boombox Projects(Wireless) In 2022 - Arylic
Battery Powered Bluetooth Ammo Can Boombox Kit. You Assemble the Complete Prefitted Kit, No Drilling or Cutting Required Full Instructions - Etsy
Supaghettoblaster - a DIY BoomBox
Supaghettoblaster - a DIY BoomBox
Portable Bluetooth Boombox powered by Drill Batteries - YouTube