Lenovo K920 Smartphone - Manuel (Page 13)

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Sound pressure warning statement
For the device that is tested in accordance with EN 60950-1:
2006+A11:2009:+A1:2010+A12:2011, it is mandatory to perform audio tests for
EN50332.
This device has been tested to comply with the Sound Pressure Level
requirement in the applicable EN 50332-1 and/or EN 50332-2 standards.
Permanent hearing loss may occur if earphones or headphones are used at
high volume for prolonged periods of time.
Warning statement:
To prevent possible hearing damage, do not listen at high volume levels for
long periods.
Explosive atmospheres
Do not charge or use Lenovo Phone in any area with a potentially explosive
atmosphere, such as at a fueling area, or in areas where the air contains
chemicals or particles (such as grain, dust, or metal powders). Obey all signs
and instructions.
Radio frequency interference
Observe signs and notices that prohibit or restrict the use of mobile phones (for
example, in healthcare facilities or blasting areas). Although Lenovo Phone is
designed, tested, and manufactured to comply with regulations governing
radio frequency emissions, such emissions from Lenovo Phone can negatively
affect the operation of other electronic equipment, causing them to malfunction.
Turn off Lenovo Phone or use Airplane Mode to turn off Lenovo Phone wireless
transmitters when use is prohibited, such as while traveling in aircraft, or when
asked to do so by authorities.