yes, there are many methods to use your Rocket for IPTV..
You can even use the popular VLC Media Player on your PC or Laptop.
That would entitle using an m3u Rocket Playlist.
look in the Rocket forum stickie threads (the top threads in that forum). look for a thread titled , How to get a Rocket Playlist.
Then scroll down the main board here at iptvTalk to the VLC section.
Read the stickies in that sub forum.
You can use many different Players and a few different methods with them Players, most would be thru a Kodi app or addon.
But VLC and other Media Players can be run right from laptop with no need for Kodi.
Kodi can run from laptop too as well thou.