Leotec L-PAD NEBULA Manuel D'instruction page 30

4.3: More ..: Enables Airplane mode (used when you are aboard a plane), and advanced settings
for both Ethernet networks, creation of VPNs and mobile networks
4.4 Sound: You can change the default volume of music, games and other media files,
notifications and alarms, different melodies for service, enable sound to play and also the sound of
the lock screen.
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