Silvercrest STSK 2 A1 Operation And Safety Notes page 70

The user of the product is fully responsible
for correcting interference caused by such
unauthorised modification of the product,
as well as replacement of such products .
Caution when using the headphones .
Using headphones over a long
period of time and at high volumes
can cause hearing loss to the user .
Always set the volume to a low level
and adjust it to a comfortable level .
Always use headphones so that
the perception of ambient noise is
guaranteed .
70 GB/IE