3D printed bluetooth speaker

Tutorial video here: https://www.youtube.com/watch?v=xN5ywcJ4pWU
Tutorial webpage here: http://www.electronoobs.com/eng_circuitos_tut13.php

This is a homemade portable bluetooth speaker with a 3D printed case and all the components inside are low cost. It uses a simple bluetooth receiver, small TDA amplifier, recycled laptop bateries and some extra components. I hope you like the video.
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COUPONS
Anet E10 printer: https://www.gearbest.com/3d-printers-3d-printer-kits/pp_664901.html?lkid=11235052
Creality Cr-10: https://www.gearbest.com/3d-printers-3d-printer-kits/pp_441282.html?lkid=11235055
Bluetooth speaker: https://www.gearbest.com/chargers-cables/pp_701733.html?lkid=11235056


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