Nokia Sprint PCS Manual page 133

Dialing a Number
1.
Press and hold the Right softkey.
- or -
With the fold closed, press and hold the Voice key.
2.
When you hear several beeps and Speak now appears,
release the key.
3.
Pronounce the voice tag clearly into the microphone.
4.
When the phone finds the voice tag, Found: appears,
and the phone automatically dials the number. If the
phone does not locate a number or recognize the voice
tag, No match found appears.
Section 2I: Using Voice Services 112