My first go at a "DIY" speaker. Built from the Parts Express 200w blast box kit. : r/diysound
An Upcycled Speaker Box With Hidden Features | Hackaday
How to make 100W Bluetooth Speaker Box from Cardboard - YouTube
Amazon.com: Gikfun Upgraded USB Mini Amplifier Electronic Transparent Stereo Speaker Box Sound Amplifier DIY Kit for Arduino EK1918 : Electronics
POHOVE DIY Bluetooth Speaker Box Kit Electronic Sound Amplifier,Build Your Own Portable Wood Case Bluetooth Speaker with Sound,Science Experiment and STEM Learning for Teens,Kids Adults : Amazon.co.uk: Electronics & Photo