Important safety information10Safety precautionsObserve the followingWARNINGDo not open the handset or charger. Doing so couldexpose you to high voltages. Have all repairs carried outby authorized service personnel.CAUTION• Do not allow the handset and charger to come intocontact with water or chemicals.• Do not allow the charger and the battery contacts tocome into contact with conductive objects such askeys, paper clips, rings, or bracelets.• This product contains magnetic material. Be awarethat small metallic objects may stick (for example) tothe loudspeaker. This may deteriorate the audioquality and can be harmful.WARNINGDo not use the handset in a vehicle or hazardouslocation.CAUTION• Use only the plug-in AC adapter and battery typesupplied.• Ensure the adapter voltage is the same as theelectrical outlet voltage.• Do not use AC adapters that are visibly damaged(cracked or broken housing), and keep the ventilationslits on the AC adapters free of obstruction.