Nokia 2330 - Manual (Page 16)

Headset
Warning: Listen to music at a moderate level.
Continuous exposure to high volume may damage your
hearing. Do not hold the device near your ear when the
loudspeaker is in use, because the volume may be
extremely loud.
Warning: When you use the headset, your ability
to hear outside sounds may be affected. Do not use the
headset where it can endanger your safety.
When connecting any external device or any headset, other
than those approved by Nokia for use with this device, to
the Nokia AV Connector, pay special attention to volume
levels.
Do not connect products that create an output signal as
this may cause damage to the device. Do not connect any
voltage source to the Nokia AV Connector.
Magnets and magnetic fields
Keep your device away from magnets or magnetic fields.
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