- 179 -Headphone VolumeAdjusts the volume of headphones.Watching > For best audio > Volume settingsAuto Gain Control(On / Off)Automatically regulates large sound level differences between channels andinputs.Watching > For best audio > Volume settingsVolume CorrectionAdjusts the volume of each individual channel or input mode.Watching > For best audio > Volume settingsSpeaker Distance to Wall(Up to 30cm / Over 30cm)Compensates for the low frequency sound due to the distance between thespeakers and the wall.Watching > For best audio > Volume settingsVoice Guidance SettingsVoice Guidance(On / Off)Set to On to enable voice guidance of the basic features (menu item, on-screen messages, etc.) for visually impaired users.Watching > For best audio > Voice Guidance SettingsSpeed(Fast / Normal / Slow)Selects the readout speed for the voice guidance.Watching > For best audio > Voice Guidance SettingsVolume(Max / Mid / Min)Selects the volume for the voice guidance.Watching > For best audio > Voice Guidance Settings