Shenzhen Longgang Huatong Industry Co. Ltd. R7801QC ユーザーズマニュアル
1. Touch
screen
2. Front camera
3. Reset
3. Reset
button
4. Rear
camera
5. Power
button
6. Micro sd card slot
7. Earphone jack: 3.5mm standard earphone jack.
8. HDMI
7. Earphone jack: 3.5mm standard earphone jack.
8. HDMI
jack
9. Micro USB / OTG, charging
10. Volume button
11. Speakers
【TIPS 】：
1. When the battery is low, it will power off automatically.
2. When you restart, device will scan and repair the disk .
The screen will display the progress bar for a short time
3. Definition of “Press”:
Short Press: Press the button less than 2 seconds.
Long Press: Press the button more than 3 seconds.
10. Volume button
11. Speakers
【TIPS 】：
1. When the battery is low, it will power off automatically.
2. When you restart, device will scan and repair the disk .
The screen will display the progress bar for a short time
3. Definition of “Press”:
Short Press: Press the button less than 2 seconds.
Long Press: Press the button more than 3 seconds.