1. Press the Volume keys to adjust media, ringtone, and in-call volume.
   
2. Press the Power/Lock key to power the device on and off, or to lock and unlock the device.
   
3. The SIM-card tray is located on the top left side of the device. Use a SIM-card tray tool to eject the tray and insert your SIM.
   
4. Tap the Back key to return to the previous screen.
   
5. Tap the Home key to return to the home screen.
   
6. Tap the Recent Apps key to view a list of currently opened apps.
   
7. The USB/Charging port is located on the bottom of the device.
   
8. The Headphone Jack is located on the top of the device.
   
9. The Front-facing camera is located on the top right of the front of the device.
   
10. The Rear-facing camera is located on the rear of the device.