Dunno. And I just remember last time I bought some (many many moons ago) it was 2.5-3 cents a pop. But I agree they're not the easiest things to come across especially the Remington ones that their muzzleloaders use.
Disregard this statement dual cell is only referring to the modes whether it can be a remote cam or a base. There should be more info on the sides if not the back stating what cell service it requires
It's dual cell. It says right on the box that regardless of carrier it will send to your phone or computer. Some people need to learn how to read better