Hi @ram117,
Greetings and welcome to the Roku Community!
Thanks for sharing your concern with us, and we'll gladly help you with this one. We just want to confirm, have you connected your Roku Streambar Pro's eARC HDMI port? In addition, was your Roku Streambar on an audible volume level when listening to its audio?
For more information and troubleshooting steps regarding the setup of your Roku Streambar Pro, kindly refer to this support article at this link: How to set up your Roku® Streambar® Pro or Roku Smart Soundbar with a Roku TV™
Please let us know what you find out.
All the best,
Kash
Takashi O.
Roku Community Moderator