Sennheiser DECT Comfort Calls DW Pro1/Pro2 User Manual

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Important safety information
– not covered or exposed to direct sunlight for longer periods of time 
in order to prevent heat accumulation (see “Specifications” on 
page 37).
Do not operate the product near any heat sources.
Only use attachments/accessories specified by Sennheiser Communi-
cations (see “Accessories” on page 36).
Keep plastic wrap and plastic bags of the packaging out of reach of chil-
dren – danger of suffocation!
Intended use
Intended use of the product includes
having read this instruction manual, especially the chapter “Important 
safety information” on page 2,
using the product within the operating conditions and limitations 
described in this instruction manual.
“Improper use” means using the product other than as described in this 
instruction manual, or under operating conditions which differ from those 
described herein.
Safety instructions for the Lithium-Polymer rechargeable batteries
If abused or misused, rechargeable batteries may leak. In extreme cases, 
rechargeable batteries may even present
a heat hazard,
a  fire  hazard,
an explosion hazard,
a smoke or gas hazard.
Please understand that Sennheiser Communications does not accept 
liability for damage arising from abuse or misuse.
Keep away from children.
Do not short-circuit.
Do not expose to moisture.
Do not heat above +45°C/
+113 °F, e.g. do not expose to 
sunlight or throw into a fire.
Do not mutilate or dismantle.
Do not charge the rechargeable 
battery if the device is obviously 
defective.
Only charge rechargeable 
batteries at ambient tempera-
tures between +5°C/+41°F to 
+45°C/+113 °F.
Only charge rechargeable 
batteries with an appropriate 
Sennheiser Communications 
charger.
When not using rechargeable 
batteries for extended periods 
of time, charge them regularly 
(every six months for about one 
hour).
Store in a cool and dry place 
at room temperature (approx. 
20°C/68°F).
Return defective devices or devices with defective rechargeable batteries 
to your specialist dealer.