Handmade bluetooth speaker big bass compact design:
Bluetooth Module: https://bit.ly/3fbPty6
Speakers: https://bit.ly/36NYNV7
Passive radiator: https://bit.ly/3f9QiY6
18650 Batteries: https://bit.ly/2IFzWKB
Protection board: https://bit.ly/2ILxouH
DC module: https://bit.ly/38SuyyY
18650 Holder: https://bit.ly/3f6It5i

Circle cutter: https://bit.ly/3kzqm9m
B7000 glue: https://bit.ly/32QYGqq
2S charger: http://bit.ly/2VSrhWI

- Rectangular slim design, painted with mate black spray paint
- One passive radiator for extra bass
- Pcb with balance function
- Schematic at 5:53

Music list:
[Royalty Free Music] Trip KV
[Royalty Free Music] Invisible Declan DP
Ascence - Konnichiwa [NCS Release]
Jim Yosef - Moonlight [NCS Release]
Debris & Jonth - Game Time [NCS Release]
Domastic - Khalas [NCS Release]


(Liitokala 8.4 V A 18650 lithium polymer battery charger DC:5.5*2.1mm EU / US regulatory plug, Start to finish full video
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LUBAN Adjustable Metal Wood Circle Hole Saw Drill Bit Cutter Kit DIY Tool 30mm-120mm Black Alloy blade 30mm-200mm 30mm-300mm
Woodworking, garage speaker, big reflex passive radiator, small boombox power)

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