It's time to include adding Bose soundbars to groups playing music with Echo devices. Sonos managed to figure this out quite some time ago....
Stop adding support for other Bose devices with your updates and make this happen. Keep up with your biggest competitor.
Thank you for reaching out! I have marked your post as a feature request so that the relevant team can view this.
Thank you for your feedback! Have a great day!
Jessie O - Community Support
Thank you Jessie for doing that but this feature request has been mentioned numerous times over the last 6 months here in this forum with the moderators mentioning that they'd pass it on.