Samsung A900M Owner's Manual page 47

Your phone's external LCD display allows you to monitor
the phone's status and to see who's calling without
opening the phone.
T9 Text Input lets you quickly type messages with one
key press per letter (page 44).
Speed dial lets you dial phone numbers with one or two
key presses (page 42).
VoiceMode allows you to dictate a text message without
having to use the keypad (page 125).
Section 2A: Your Phone: The Basics 23