Safety precautions10Observe the following:WARNINGDo not open the handset or charger as doing so couldexpose you to high voltages. Have all repairs carried outby authorized service personnel.WARNINGDo not store or locate flammable liquids, gases, orexplosive materials in the same compartment or vicinityas the cordless handset, its parts or accessories.WARNINGDo not use the handset in a vehicle or hazardouslocation.CAUTIONDo not let small metal objects come into contact with thehandset. This can deteriorate audio quality and damagethe handset.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 visibly-damaged AC adapters.