DIY 50W Bluetooth speaker from a waste bottle
Authors: Karlo Rančak
Menthor: Nikola Hadži-Veljković
School: Electrical Engineering and Traffic School Osijek
Country: CROATIA
e-mail: razrednik.nikola@gmail.com
The speaker is made from an old plastic water bottle. It is practical to carry since the bottle also has a handle on it. The maximum speaker power is 50W RMS.
