the cell phone
...dial a phone number or to write a text message;the power on and off key ends a call, it also switches the phone on and off when held down;the navigation keys are used to nagivate up, down, left or right through the menu or phonebook;the dial key shows a green phone on it and it is used to answer or make a phone call.A cell phone contains menu items, such as menus, sub-menus, and options; they are numbered and can be accessed quickly by using the shortcut numbers.For the main menus,any of them can be accessed by pressing the number keys( 1 to 9) corresponding to their location on the screen. The menu features are:Messages like voice messages, text messages, picture messages and voice mail messages; Call records(incoming calls,outgoing calls,and missed calls); Organizer where a wake up alarm can be set, appointments can be scheduled,a calendar can be viewed,simple math calcul...