Operating Instructions

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Contrast
The contrast of the OLED display can be adjusted for brighter or darker text. Higher contrast levels will drain
the battery faster, while lowering the contrast level will provide better battery life.
1. Use / to select “Contrast” and press .
2. Use / to increase or decrease contrast.
3. Press to confirm the new contrast level.
Volume Limit
This function lets you enable/disable the volume limit and set a maximum limit level to prevent the volume from
exceeding a certain value.
1. In the SETTINGS menu, use the / buttons to select “Volume Limit” and press
.
2. Use / to select “on/off” and press .
3. If you select “on”, press once or press and hold / until you reach the desired volume
limit level, and press to confirm. (待確認)
Date / Time Settings
This option lets you adjust the local date and time.
1. In the SETTINGS menu, use / to select “Date/Time Settings” and press .
2. Use / to move between 12/24Hr, Year, Month, Day, Hour, Minute, and Second.