Thank you very much for your help. I was able to put it on. The problem was that I got confusedbecause the camera input is circular and the cable has another shape, but I managed to see the 3 pins inside the circle. Roberto
Thank you very much for your answer. I am referring to the Miops Smart+ Camera trigger product, https://www.miops.com/products/smart that I used with the Canon 80D, but in order to continue using it with my new Canon EOS R5 they recommend the C1 ...