This type of enclosure is built around TTGO T5S board.
Choose an appropriate Body STL file based upon your measured battery dimensions:
- Body is to fit for reference 62x35x6 mm battery, or
- Body-plus - it has +1 mm increase for height and width of battery compartment.
3D print two STL files from this folder: Body(-plus) and Face. You may pick some printing advisories on my Thingiverse page.
If you are unable to print the parts by yourself - you may consider to find an appropriate local 3D service provider and place an order with assistance of Treatstock or 3DHubs portals.
Fasten the T5S board to the enclosure's main body with four 2.5x10 mm screws. Put face plate on top of the assembly.
3D print Speaker STL file from this folder.
Put 40 mm speaker inside the printed mount.
Fasten the mount to the enclosure's main body with four 2.5x8 mm screws.
3D print GoPro STL file from this folder.
Fasten the mount to the enclosure's main body with four 2.5x8 mm screws.