Samsung VI-A820 - Manual (Page 25)

Section 2A: Your Sprint PCS Phone: The Basics 17
Phone Basics
21. Speaker Key: In stand-by mode, press and hold to launch
voice recognition. Press once to display the recent call
log. If the flip is closed, press and hold with the Ready
Link key to disable/enable the key guard. While on a call,
press to turn speakerphone on or off.
a820 User Guide.book Page 17 Sunday, August 14, 2005 8:57 PM