Looking for info "type of speaker" to use

Hello,

I'd like to find a suitable replacement speaker that I can
use in my submersible headphones.

These are rated to a depth of 200' but I have no information or part number to go by..

Looking for some advice.

TIA
 

Attachments

  • IMG_0496.jpg
    IMG_0496.jpg
    100.9 KB · Views: 48
  • IMG_0497.jpg
    IMG_0497.jpg
    90.2 KB · Views: 48