Silvercrest STSK 2 C3 Operation And Safety Notes page 27

The wireless signals transmitted could
impact the functionality of sensitive
electronics . Keep the product at least
20 cm from pacemakers or implantable
cardioverter defibrillators, as the
electromagnetic radiation may impair the
functionality of pacemakers . The radio
waves transmitted could cause interference
in hearing aids .
Do not place the product near flammable
gases or potentially explosives areas (e .g .
paint shops) with the wireless components
on, as the radio waves emitted can cause
explosions and fire .
GB/IE/NI 27