It seems you’ve used revolution slider to create banner slides.
You can always set widget visibility to pages for same or different banner images; For instance; https://jetpack.com/support/widget-visibility/
Could you show us how you’ve used the slider for the home page and other both in the customizer so we can guide you with appropriate solution ?
Yes we’ve checked your site and we found out that there is some issue regarding the banner visibility on other pages associated to the theme.
We’re in the process of updating the theme and will let you know about it shortly.