User manual

23
Speaker DS-10/DS-20
Subject to change
13) Start listening at low volume.
14) Too high a volume can seriously damage your hearing.
15) The product must not be dismantled.
16) If the product is opened due to damage, servicing must be
performed by a service provider approved by Comfort Audio AB.
17) Never use a transmitter or receiver tuned to a non-permitted
frequency. Check with the frequency assignment authority in the
country where the equipment is to be used.
18) The product contains sensitive electronic equipment and must be
handled with care.
19) Never charge the product in an enclosed non-ventilated space such
as a bag, case or other enclosed storage area.
20) Only batteries and charging units from Comfort Audio AB may be
used.
21) WARNING! There is a risk of explosion if the battery is not changed
correctly.
22) The product and batteries must not be exposed to extreme heat,
such as sunshine, re, etc.