Silvercrest SFR 2.4 A1 - Manual (Page 30)

SilverCrest SFR 2.4 A1
4 English
Operating Environment
Position the device on a stable, flat surface and do not place any objects on
the device. The device is not designed for use in environments with high
temperatures or humidity (e.g. bathrooms), and must be kept free of dust.
Operating temperature and operating humidity: 5 °C to 40 °C, max. 90%
RH
Always make sure that:
 no direct heat sources (e.g. radiators) can affect the device;
 the device is not exposed to direct sunlight or artificial light;
 contact with spray, dripping water and corrosive liquids is avoided and
the device is never operated near water, in particular the device may
never be immersed in liquids (do not place any objects containing
liquids, such as vases or drinks, near the device);
 the device is never placed in the immediate vicinity of magnetic fields
(e.g. loudspeakers);
 no fire hazards (e.g. burning candles) are placed on or near the device;
 no foreign bodies are introduced into the device;
 the device is not subjected to extreme temperature changes.
 the device is not subject to excessive shocks and vibrations;
Intended Use
This device is a consumer electronics device. The SilverCrest Wireless
Headphones have been designed for cable-free transmission of audio
signals. Furthermore, the Wireless Headphones feature a radio function.
They may only be used for private use, not industrial or commercial
purposes. The device may not be used outdoors or in tropical climates.
Only external devices that comply with safety standards and are compatible
with this device in terms of electromagnetic compatibility and shielding may
be used. This device fulfils all relevant norms and standards associated
with CE Conformity. Any unauthorised modifications to the device may
result in these directives no longer being met, and the manufacturer will not
be liable for any damage or injury resulting from unauthorised modification.
Only use the accessories recommended by the manufacturer.