I really wanted to get the roland ma12c speakers, but they were really expensive and hard to get where i live, so i tried to make the myself
Parts:
Amp: https://www.amazon.de/dp/B095NZXRMM?psc=1&ref=ppx_yo2ov_dt_b_product_details
USB C module(20v): https://www.aliexpress.com/item/1005006323268960.html?spm=a2g0o.order_list.order_list_main.22.19881802CmfJai
Headphone jack extender: https://www.aliexpress.com/item/1005005343118175.html?spm=a2g0o.order_list.order_list_main.40.19881802CmfJai
Threaded inserts: https://www.aliexpress.com/item/1005003718510194.html?spm=a2g0o.order_list.order_list_main.148.19881802CmfJai
Push button: https://www.aliexpress.com/item/33063366557.html?spm=a2g0o.order_list.order_list_main.142.19881802CmfJai
and other small electronic components
The author marked this model as their own original creation.