Silvercrest SBN 5.0 A2 Operating Instructions And Safety Instructions page 45

Turn the headset off when on board an aircraft, in a
hospital, in an operating theatre or in the vicinity of
electronic medical equipment. The RF signals may
interfere with the functionality of sensitive devices. Keep
the headset at least 20 cm (8 inches) away from
pacemakers or implanted defibrillators, as the RF signals
could interfere with their functionality. The RF signals
transmitted can interfere with hearing aids. If wireless
mode is switched on, do not place the headset near
flammable gases or in a potentially explosive area (e.g. a
paint shop), as the RF signals transmitted could cause
CAUTION! This symbol indicates important
instructions to protect against damage to
property.
Direct current
WARNING! RF interface
SilverCrest SBH 5.0 A2
English - 43