Summary

Box for Bluetooth audio card model XH-A150.

Originally, I used an audio output connector from the scrap metal of an old amplifier I found in the neighborhood.
As they are very difficult to find for sale, I'm sharing a model that uses an RCA connector, more common in commerce.

Print on:
Height 0.2
Infill 20 or 30%

BT audio card
https://pt.aliexpress.com/item/1005001570864504.html

Brass insert and 2mm screw (10mm length)
https://pt.aliexpress.com/item/1005004837433548.html

RCA connector
https://pt.aliexpress.com/item/4000549826098.html

Nut and screw M3 x 8mm (for RCA connector)

(I'm providing links found randomly on Ali, but with the same specifications as the ones I used. I have no connection whatsoever with these sellers)

If you like it or print it, let me know
Enjoy