Cap for 28mm bass speaker, to make it more safe. Can be done from metallic to make more interestng look.
Chassis for Warsabers Starkiller v3
and v4 without metallic parts. Simple chassis. Replaceble 21700 battery. Speaker no need to glue. Just click in holder. Hole for 2.1 DC jack for charging. Place for bluetooth module FSC-BT909.
Components:
* Proffieboard 2.2
* 28mm Bass Speaker
* 21700 battery
* Bluetooth module FSC-BT909
* 2.1 DC jack
* Spring contacts for battery (not required if battery directly wired)(need to fixate contacts by m3 self-tapping screw)
Link to contacts:
https://aliexpress.ru/item/32946477127.html?spm=a2g0s.9042311.0.0.264d33eduBSwiD