Camera
Camera Flash/Flashlight
SIM card slot
Volume up
Recent apps key
Open a list of thumbnail images of apps you've worked with
recently. Touch it to open an app. Swipe it left or right to
remove a thumbnail from the list.
Touch and hold to go to Wallpaper, Manage applications,
Settings.
Home key
While on any application or screen, touch to return to the
Hadset connector
Power key
Front camera
Touch screen
Volume down
16
Back key
Home key
Recent apps key
micro-USB/headset
adapter connector