The signal from the phone is transmitted to the nearest mast. the mast then either broadcasts it to another mast(s) and down to the other mobile or sends it down regular phone lines to the closes mast where the receiving mobile is.
There are voice changers specifically for cell phones: http://www.spyville.com/cell-phone-voice-changer.html
Some cell phone companies may not allow voices messages to be left when a number has been blocked, while other cell phone companies will allow a voice message.
Depends on what kind of cell phone it is
I have a LG cosmos cell having problem with voice command how can I set it up
to unlock your phone you use voice activation
No, Its just a toy that looks like a cell phone.
Active Voice Control
how to answer a voice message on cellphone
yes there is that was a good qestion if u do not now about cell phones :)
No, because voice mail only works when you have your phone switched on. Voicemail is in your phone so if it is turned off how can it work?
A cell phone keeps ringing without going to voice-mail because the line is busy.
none