I am selling a brand new revision B universal Joystick adaptor for the TRS-80 Colour Computer and Dragon 32/64 line of computers. This adapter allows you to connect a Standard Atari, Commodore, Amiga, etc. 9 pin Joystick to your Tandy TRS-80 Color Computer (CoCo) 1, 2, 3 or Dragon 32, 64 computers.
This Adapter allows for up to two fire buttons! (must be supported by game or software)This Board was developed by the talented Tebl on github. Please see his page for more details on the construction. class="MsoNormal">NOTE: There is a jumper installed on the adapter.If your joystick has any LED's or extra electronics or circuity pulling downthe voltage too much, remove the jumper to allow for proper operations.Standard joysticks need not be concerned with this option.

Universal board covered in thick heatshrink material so no need to worry about board making contact with with anything harmful.
I have been selling on 23+ years and special in Vintage computer parts and repairs. Please see my response.