1. The Power/Lock key is used to power the device on and off, as well as locking and turning the screen on and off.
   
2. The Volume keys are used to adjust the device volume up and down.
   
3. The Home key is used to return to the home screen. When quickly pressed twice, it activates S Voice.
   
4. The Back key is used to return to the previous screen.
   
5. The Menu key is used to view the menu of an app. When the Menu key is held, it opens a menu with context sensitive options.
   
6. The Notifications Bar displays the device status, along with notification information.
   
7. The Headphone jack is located on top of your device.
   
8. The microUSB/Charging port is located on the bottom of the device.
   
9. The Front camera is located on the front of the device.
   
10. The SIM card slot is located under the back cover of the device. The device uses a Micro-SIM card.
    
11. The microSD card slot is located under the back cover of the device. A micro SD card of up to 64GB can be used.