Hisense HAIO138 User Manual page 20

Sound
Sound Mode: Select the appropriate sound effect according to the content you are watching. You
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can select Standard, Sports, Movie, Music, Custom Settings, and Default Standard.
DTS Sound: Switch on or off DTS Bass Boost, DTS Virtual Sky Tone, DTS Clear Dialogue, DTS
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Loudness Adjustment, or select Reset.
Output device: Select TV or external speakers as the sound output device. You can choose the local
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speaker, HDMI ARC, coaxial, USB audio device, the default local speaker.
Audio output format: Select the audio output format of the external device. (Only when coaxial or
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HDMI is selected as the output device). When the output device is coaxial, the audio output format
supports PCM and Auto. When the output device is HDMI ARC, the audio output format supports
PCM, Auto and transparent transmission, and the default is Auto.
Advanced settings: Further adjust parameters such as equalizer, sound balance, audio & video
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synchronization, and realize refined adjustment of sound effects.
1)Balance: Selectable (-10--10), default is 0.
2)Equalization: 100Hz, 250Hz, 600Hz, 1KHz, 2.5KHz, 6KHz, 10KHz can be selected, the
adjustment range is -10--+10, and the default is 0.
3)Automatic volume control: You can choose On or Off (SOC support is required), the default is
Off.
4)Audio and video synchronization: Selectable (-10 to 10), the default is 0.
Reset all sound settings: Reset all changes in the sound settings to default values.
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LED All-In-One User Manual