Huawei U3220 User Manual page 36

Voice services are
not available when
you use a headset.
• Enter numbers, letters, and symbols.
• Call the voicemail in standby mode by
pressing and holding the 1 key.
• Speed-dial phone numbers in standby
mode by pressing and holding the
desired key 2–9 after a phone numbers
are assigned to the number key.
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