Samsung HM1500 Mode D'emploi page 19

All manuals and user guides at all-guides.com
Using call functions
Making a call
Redialling the last number
Press the Talk button to redial the last number of the most recently
connected phone.
Press the Talk button twice to redial the last number of the other phone.
Dialling a number by voice
Press and hold the Talk button to dial a number of the first phone by
voice, and say a name.
Available call functions may vary by the phone.
16