17.The indication of sampling rates
1.Sample rate display
With it turned on, the sample rate of the currently playing song will be displayed.
2. Dark theme
With it turned on, the theme will switch from the default white theme to a dark theme.
3. Brightness level
Adjusting the brightness of the JM21.
4. Indicator light control
Working: while working, two states can be set: constantly on and off
On/off with the display: After enabling it, the indicator will on on off synchronously with the screen
Indicator colour setting instruction:
|
Setting item |
Indicator |
Instruction |
|
Brightness |
Custom |
Brightness level 0-100 Adjustable |
|
Working state |
Constantly on |
Red indicator on while charging. Red indicator off while fully charged and indicator display other working states.
|
|
OFF |
|
5. Night light
The color of the display screen will be adjusted in amber under Night light mode. You could enable the Night light mode at a custom time , or from sunset to sunrise.
6. Screen timeout
Consistent with the screen saver time. Adding this option to make it easier for users to adjust the time.
7. Font size
Customize the font size according to your preference.
8. Display size
Make the items on your screen smaller or larger according to your preference.
9. Screen saver
You can choose our customized screen saver or system screen saver for JM21.
10.Lock screen
Setting the content to be displayed when the screen is locked
