1. Press and hold the M1 button.
2. Enter the phone number you want to save
3. Press the M1 button again for the phone number into slot 1
Repeat the process for the other two phone numbers.
to make a call.
1. press and hold the M1 button to select the phone number or press M2 or M3 to select other ones
2. press the Talk button .
To adjust the volume
1 press the Vol+ or VOL- button to adjust volume to your preference.