HTC One E9s dual sim‎

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Toggling modes in HTC BoomSound

Turn on HTC BoomSound with Dolby Audio™ in Settings and experience a whole new level of mobile audio from the speakers on HTC One E9‍s.
  1. From the Home screen, tap , and then find and tap Settings.
  2. Tap HTC BoomSound with Dolby Audio to toggle between Theater mode and Music mode.
Note: HTC BoomSound with Dolby Audio is not available over HDMI, Bluetooth, Miracast, or USB audio out.
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