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Your Samsung M400
Get Your Phone Ready
Earpiece
Display
Navigation Key
Option Key
Option Key
Speaker Key
Speaker
Volume
Buttons
Voice
Recognition
Button
End/Power Key
Back Key
Camera Lens
Camera
Button
Charger/
Accessory Jack
3.5mm
Headset Jack
Emergency Contacts
Dedicated 911 Key
MENU/OK Key
Talk Key
Voicemail Key
Mic