1. Press the Power/Lock key to lock the device, press and hold it to access the Power menu.
   
2. Use the Volume keys to adjust the volume level.
   
3. Press the Back key to return to the previous menu or screen.
   
4. Press the Home key to return to the home screen from any app or menu. Press and hold it to view Recently Used Apps.
   
5. Press the Menu key to access the contextual menu.
   
6. The USB/Charging port is located on the bottom of the device.
   
7. The Headphone jack is located on the top of the device.
   
8. The SIM card slot is located on the side of the device. The device uses a Micro SIM card.
   
9. The microSD card slot is located on the side of the device. A microSD card of up to 64 GB can be used.