ProgTV not include any channels but You can try demo lists from my site at first
http://www.progdvb.com/progtva_download.html
Simple open links from bottom of page in browser over ProgTV
Better lists you can looks on google
https://www.google.ru/search?q=m3u+list+Spanish on in local forums.
ps: Many Spanish user use http://blog.exabytetv.info/
https://youtu.be/2pN2Q0oXdsU
Also ProgTV support many OTT and other types of TV. I hope more links in this thread in near future.