OSD Description PlayMode The Monitor has a built-in high fidelity stereo amplifier.1) Standard: Selects Standard for the standard factory settings.2) Music: Selects Music when watching music videos or concerts.3) Movie: Selects Movie when viewing movies.4) Speech: Selects Speech when watching a show that is mostlydialogue (i.e., news).5) Custom: Selects Custom if you want to adjust the settingsaccording to your personal preferences.Custom The sound settings can be adjusted to suit your yourpersonal preferences.1) Bass: Emphasizes low frequency audio.2) Treble: Emphasizes high frequency audio.3) Balance: Allows you to adjust the sound balance between the left andright speakers.- You can hear the sound even when sound value is setto 0.DolbyVirtualDolby Virtual Sound Off/On (Dolby Virtual simulates the effectof the Dolby Surround sound system, recreating the movie-theatre or concert-hall- quality sound.)OffOnBBE The direct button on the remote control is 'BBE' button.BBE (Bass Booster Effect) recreates the natural sound andimproves sound clarity through boosting high and low rangefrequencies.As a result, high sounds are clearer, brilliant and finelydetailed while low sounds are tight, well-defined andharmonically rich.OffOnBBE and Dolby Virtual cannot be functioned at the same time.SoundSelectSelects either Main or Sub when PIP is On.MainSubAvailable Modes : PIPSetup