Flagship version [secret night blue] bluetooth 6.0 + enc intelligent noise reduction + long-term wearing comfort + immersive surround sound + smart app
Ultimate version [roland purple] bluetooth 6.0 + enc intelligent noise reduction + long-term wearing comfort + immersive surround sound + smart app
Ultimate version [skin-friendly] bluetooth 6.0 + enc intelligent noise reduction + comfortable long-term wearing + immersive surround sound + smart app
Flagship version [star black] bluetooth 6.0 + enc intelligent noise reduction + long-term wearing comfort + immersive surround sound + smart app
