can I use my satellite phone on a cruise

Description from YouTube

can I use my satellite phone on a cruise. satellite phones are great in hard to reach areas but that does not mean they reach everywhere. some cruise spots have blackout areas that even a satellite phone will show no bars. Want to just brows through cruises and vacations without having to talk to someone? feel free to have a look at this website with sales every week and trips going everywhere in the world website: www.dterris.travelonly.com email: dterris@travelonly.com please enjoy these other cruise tip videos: https://www.youtube.com/watch?v=KjB_JrZcGKQ&t=112s https://www.youtube.com/watch?v=PCP0kLQETZc