10 secret codes for all oppo device

here is the 10 secret code for all oppo device. it will help you to understand more about your phone.

here some Oppo unit you love it.
* Original OPPO R15X 4G LTE Cell Phone 6GB RAM 128GB ROM Snapdragon 660 Octa Core Android 6.4" Full Screen 25.0MP Fingerprint ID Mobile Phone
https://invol.co/cl3nsix
* Original OPPO K1 4G LTE Cell Phone 6GB RAM 64GB ROM Snapdragon 660 AIE Octa Core Android 6.4" 25MP Fingerprint ID Smart Mobile Phone 3600mAh
https://invol.co/cl3nslx
* Original OPPO R9 4G LTE Cell Phone MT6755 Octa Core 4GB RAM 64GB ROM Android 5.5 inch 16.0MP Fingerprint ID 2850mAh Smart Mobile Phone
https://invol.co/cl3nsn4