Rear_Camera:
Rear Camera test, click on any position of display, it should take a picture by rear camera, check the picture and according to the
actual result that you saw to choose PASS or FAIL.
Microphone test:
Start record until stop, device will auto have the voice as your record.
Headset:
Plug in the earphone accesory, and click Left or Right bottom. Then check the vouse is correct according to
your selection.