1. Press the Power/Lock key to turn the device on or off, or put the display to sleep.
   
2. Press the Volume keys to adjust media or call volume.
   
3. Press the Back key to return to the previous screen.
   
4. Press the Home key to return to the home screen. Press and hold to view running applications. Double-press to access S Voice.
   
5. Press the Menu key to view the menu for the current screen. Press and hold to access Google Now.
   
6. The SIM card slot is located inside the device, under the back cover. The device uses a Micro-SIM card.
   
7. The Memory card slot is located in the device interior. The device accepts microSD cards (sold separately) up to 64GB.
   
8. The USB/Charging port is located on the bottom of the device.
   
9. The Front camera is located on the front of the device.
   
10. The Headphone jack is located at the top of the device.
    
11. The Rear camera is located on the back of the device.
    
12. The Camera Flash is located on the back of the device.
    
13. The Speaker is located on the back of the device.