thomann 513822, User Manual

Page: 11 / 52

WARNING!
Incorrect handling of lithium batteries can result in injury
In the event of a short circuit, overheating or mechanical damage, lithium batteries can cause severe injuries. Follow the advice on
the correct handling of lithium batteries in the present section.
CAUTION!
Possible hearing impairment
The use of earphones at high volume over a longer period of time can cause permanent hearing damage. Adjust the output volume
of your audio device to a medium value and use the earphones no longer than about one hour a day.
NOTICE!
Operating conditions
This device has been designed for indoor use only. To prevent damage, never expose the device to any liquid or moisture. Avoid
direct sunlight, heavy dirt, and strong vibrations. Only operate the device within the ambient conditions specified in the chapter
‘Technical specifications’ of this user manual. Avoid heavy temperature fluctuations and do not switch the device on immediately
after it was exposed to temperature fluctuations (for example after transport at low outside temperatures). Dust and dirt inside can
damage the unit. When operated in harmful ambient conditions (dust, smoke, nicotine, fog, etc.), the unit should be maintained by
qualified service personnel at regular intervals to prevent overheating and other malfunction.
Safety instructions
IEM D2.4
11