Panasonic KX-TGM420 Operating Instructions Manual page 24

Important Information
• The product should be kept away from heat sources
such as heaters, kitchen stoves, etc. It should not
be placed in rooms where the temperature is less
than 0 °C (32 °F) or greater than 40 °C (104 °F).
Damp basements should also be avoided.
• The maximum calling distance may be shortened
when the product is used in the following places:
Near obstacles such as hills, tunnels, underground,
near metal objects such as wire fences, etc.
• Operating the product near electrical appliances may
cause interference. Move away from the electrical
appliances.
Routine care
• Wipe the outer surface of the product with a
soft moist cloth.
• Do not use benzine, thinner, or any abrasive
powder.
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