Bluetooth Speaker

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3D view: https://a360.co/3cZkVxu

You have to print twice these parts:
- Battery holder - cable holes.stl
- Passive Holder.stl

Screws:
- 8x M3x12mm Flat Head Screw (for front speaker holder)
- 8x M3x16mm Screw (for speakers)
- 2x M3x12 Screw (for battery)
- 8x M3x10mm Screw (for passive speaker holders)
- 4x M3x5mm Screw (for amplifier)
- 8x M3 Nut (for speakers)

Parts:
- 2x 2.5 Inch Speakers - Aliexpress Link
- 2x Passive Speakers 85mm - Aliexpress Link
- Bluetooth 3116 Amplifier (XY 502B) - Aliexpress Link
- 3x 18650 battery - Aliexpress Link
- 3S Battery protection board + 3S Battery balancer board (or protection board with balancer) - Aliexpress Link
- 3S Battery LED Indicator board - Aliexpress Link
- Connector DC099 5.5 mm x 2.1mm - Aliexpress Link
- DC Jack Connector Cap
- 12mm 12v Self-locking switch - Aliexpress Link
- 5x Tactile Switch Button 8x8x5mm - Al