Stamp Underwriters Laboratories. It is an independent, non-profit
the company responsible for the "safety in science and technology».
It verifies, analyzes and audits the wide range of products sold in the US, Canada and Mexico.
They must ensure that the gadget corresponds to state and federal safety regulations.
Most of the equipment that is sold in North America, namely, digital cameras,
electric guitar, headphones, OLED-displays, check the UL.
UL mark is very important for insurance companies. For them, this is an indicator of reliability of the product under normal operating conditions.
CSA International is another independent company that conducts
testing and certification of products, they, unlike the UL,
Plus check the safety of products for animals.
Water supply systems, ventilation and air conditioning,
as well as electronics, designed for the US market and Canada, passes through CSA International.
CSA has stamped products meet or exceed all
current standards of safety for people and animals in the area
United States and Canada.
With increasing number of mobile devices with wireless connectivity,
the United States decided to check on the latest wireless gadgets fact,
that radiated waves do not interfere with the work of other mobile devices.
FCC (Federal Communications Commission (FCC))
test all devices on safety and puts this mark.
Virtually every product created, sold or imported
the European Union should bear the CE (Conformité Européenne).
Literally translated as the European mark of conformity.
By the way, all devices Adminchega Muz4in.Net it is present.
And it means that the product meets all regulatory requirements for products produced
or sold within the European Economic Area.
At this time, the mark itself does not guarantee the quality of the product as UL,
for example. Because Product testing is not carried out carefully so as, for example, in US
Officially called the CE R & TTE Directive «warning symbol».
This means that the device is penalized for a foul wireless one or more EU Member States.
iPhone, for example, violates the French rules by which
all wireless devices, when used outdoors,
should operate in the range 2, 4 and 2 GHz, 454 GHz.
This symbol indicates that the product complies with the requirements,
established by the EU for the safe disposal of electronic waste.
A device with this sign must be processed in a special
collection center, not just thrown in the trash.
Despite the fact that the Council of Europe acts as a pan-European
standard for products in some countries (eg, Germany)
devices undergo additional certification. This sign,
called «TÜV Rheinland GS Mark» indicates,
that the electronic product has been tested by an independent company,
in this case, TÜV Rheinland (European version UL),
and that it meets the most stringent safety regulations in Germany.
Finally China compulsory certification (CCC). Now, almost
every consumer product uses a device with such a designation.
All are from China))) By the way, this symbol can be seen not only on
gadgets, but also on the tires, the fabrics ... But on the whole ...